Miwa Harimoto of Japan listens to her coach in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Miwa Harimoto of Japan competes in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Miwa Harimoto of Japan competes in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Miwa Harimoto of Japan competes in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Miwa Harimoto of Japan competes in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Miwa Harimoto of Japan talks with her coach in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Miwa Harimoto of Japan talks with her coach in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Miwa Harimoto of Japan competes in the Junior Girls Singles match during the 2018 China Junior & Cadet Open-ITTF Golden Series Junior Circuit in Taicang city, east China's Jiangsu province, 7 July 2018. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Austrian table tennis player Werner Schlager attends a brand event in Shanghai, China, 26 March 2019. (Imaginechina via AP Images)

Dong Mingzhu, center, Chairwoman and President of Gree Electric Appliances Inc., attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Dong Mingzhu, Chairwoman and President of Gree Electric Appliances Inc., attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Francois Hollande, Former President of the French Republic, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Francois Hollande, Former President of the French Republic, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Long Yongtu, former Secretary-General of Boao Forum for Asia, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

David Daokui Li, the Mansfield Freeman Professor of Economics and Director of the Center for China in the World Economy at Tsinghua University's School of Economics and Management, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

David Daokui Li, the Mansfield Freeman Professor of Economics and Director of the Center for China in the World Economy at Tsinghua University's School of Economics and Management, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Dong Mingzhu, Chairwoman and President of Gree Electric Appliances Inc., attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Gloria Macapagal-Arroyo, Speaker of the House of Representatives of the Philippines President, Republic of the Philippines, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Gloria Macapagal-Arroyo, Speaker of the House of Representatives of the Philippines President, Republic of the Philippines, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Long Yongtu, left, former Secretary-General of Boao Forum for Asia, and Francois Hollande, Former President of the French Republic, attend the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Brexit protesters demonstrate near the House of Parliament in London, Tuesday, March 26, 2019. British Prime Minister Theresa May's government says Parliament's decision to take control of the stalled process of leaving the European Union underscores the need for lawmakers to approve her twice-defeated deal. (AP Photo/Frank Augstein)

Brexit protesters demonstrate near the House of Parliament in London, Tuesday, March 26, 2019. British Prime Minister Theresa May's government says Parliament's decision to take control of the stalled process of leaving the European Union underscores the need for lawmakers to approve her twice-defeated deal. (AP Photo/Frank Augstein)

Long Yongtu, former Secretary-General of Boao Forum for Asia, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Francois Hollande, Former President of the French Republic, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Long Yongtu, former Secretary-General of Boao Forum for Asia, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Francois Hollande, Former President of the French Republic, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

David Daokui Li, the Mansfield Freeman Professor of Economics and Director of the Center for China in the World Economy at Tsinghua University's School of Economics and Management, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Gloria Macapagal-Arroyo, Speaker of the House of Representatives of the Philippines President, Republic of the Philippines, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Dong Mingzhu, Chairwoman and President of Gree Electric Appliances Inc., attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Dong Mingzhu, Chairwoman and President of Gree Electric Appliances Inc., attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Long Yongtu, left, former Secretary-General of Boao Forum for Asia, and Francois Hollande, Former President of the French Republic, attend the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Brexit protesters demonstrate near the House of Parliament in London, Tuesday, March 26, 2019. British Prime Minister Theresa May's government says Parliament's decision to take control of the stalled process of leaving the European Union underscores the need for lawmakers to approve her twice-defeated deal. (AP Photo/Frank Augstein)

Gloria Macapagal-Arroyo, Speaker of the House of Representatives of the Philippines President, Republic of the Philippines, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Brexit protesters demonstrate near the House of Parliament in London, Tuesday, March 26, 2019. British Prime Minister Theresa May's government says Parliament's decision to take control of the stalled process of leaving the European Union underscores the need for lawmakers to approve her twice-defeated deal. (AP Photo/Frank Augstein)

In a Monday, March 4, 2019 photo, Chris Schmitter, Governor Tim Walz's chief of staff, looks on as Gov. Walz speaks during a meeting with representatives from Cargill, in Gov. Walz's office in St. Paul. Schmitter grew up in Rochester. ((Joe Ahlquist)/The Rochester Post-Bulletin via AP)

David Daokui Li, the Mansfield Freeman Professor of Economics and Director of the Center for China in the World Economy at Tsinghua University's School of Economics and Management, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

In a Monday, March 4, 2019 photo, Chris Schmitter, second from right, Governor Tim Walz's chief of staff, looks on as Gov. Walz speaks during a meeting with representatives from Cargill, in Gov. Walz's office in St. Paul. Schmitter grew up in Rochester. ((Joe Ahlquist)/The Rochester Post-Bulletin via AP)

Francois Hollande, Former President of the French Republic, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Dong Mingzhu, Chairwoman and President of Gree Electric Appliances Inc., attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

David Daokui Li, the Mansfield Freeman Professor of Economics and Director of the Center for China in the World Economy at Tsinghua University's School of Economics and Management, attends the "70 and 40 Years in Retrospect: China in a New Era" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Won-Pyo Hong, President of Samsung SDS, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Hon Hsiao-Wuen, corporate vice president of Microsoft, chairman of Microsoft's Asia-Pacific R&D Group, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Andreas Schaal, Director of Global Relations Secretariat of OECD, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Han Gang, Vice President of Cedar Holdings Group, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

In this Wednesday, March 13, 2019 photo, a Spanish postman talks to a member of North Korea's embassy, not seen, in Madrid, Spain. A Spanish court is accusing an American, Mexican and South Korean part of a 10-strong group that led an attack on the North Korean Embassy in February, saying the FBI was offered stolen data. National Court judge Jose de la Mata on Tuesday, March 26 lifted a secrecy order, announcing it had found evidence of various crimes, including trespassing, injuries, threats and burglary committed by "a criminal organization." (AP Photo/Bernat Armangue)

Vanessa Rodel and her seven-year-old daughter Keana are photographed following a news conference in Toronto on Tuesday, March 26, 2019. Rodel is one of the refugees who sheltered Edward Snowden in Hong Kong in 2013, and yesterday arrived in Canada after being granted refugee status in the country.(Chris Young/The Canadian Press via AP)

Chen Shengqiang, CEO of JD Digits, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Vanessa Rodel and her seven-year-old daughter Keana are photographed following a news conference in Toronto on Tuesday, March 26, 2019. Rodel is one of the refugees who sheltered Edward Snowden in Hong Kong in 2013, and yesterday arrived in Canada after being granted refugee status in the country.(Chris Young/The Canadian Press via AP)

Chen Shengqiang, CEO of JD Digits, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Chen Shengqiang, CEO of JD Digits, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Chen Shengqiang, CEO of JD Digits, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Chen Shengqiang, CEO of JD Digits, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Isabel Ge Mahe, Apple's vice president and managing director of Greater China, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Isabel Ge Mahe, Apple's vice president and managing director of Greater China, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Doranda Doo, senior vice president of iFlytek, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

FILE - This March 14, 2019 file photo, actor Jussie Smollet, center, looks at attorney Ron Safer as he stands with his lead attorney Tina Glandian in Cook County Circuit Court in Chicago. Attorneys for Smollett said Tuesday, March 26, that charges alleging he lied to police about a racist and homophobic attack have been dropped. Smollett was indicted on 16 felony counts related to making a false report that he was attacked by two men. (E. Jason Wambsgans/ Chicago Tribune via AP, Pool)

The funeral procession for Philadelphia firefighter Michael Bernstein, who died on March 20 after experiencing a medical emergency while on duty, in Philadelphia, March 26, 2019. Bernstein served with the Philadelphia Fire Department for more than 20 years, many of them with Ladder 29 in the Ogontz/Fern Rock neighborhood. (Jessica Griffin/The Philadelphia Inquirer via AP)

Philadelphia firefighters lower the casket off of a fire truck in front of John F. Givnish Funeral Home after a portion of the funeral procession for Firefighter Michael Bernstein, who died on March 20 after experiencing a medical emergency while on duty, in Philadelphia, Tuesday, March 26, 2019. Bernstein served with the Philadelphia Fire Department for more than 20 years, many of them with Ladder 29 in the Ogontz/Fern Rock neighborhood. (Jessica Griffin/The Philadelphia Inquirer via AP)

Firefighters salute during the funeral procession for Firefighter Michael Bernstein, who died on March 20 after experiencing a medical emergency while on duty, in Philadelphia, March 26, 2019. Bernstein served with the Philadelphia Fire Department for more than 20 years, many of them with Ladder 29 in the Ogontz/Fern Rock neighborhood. (Jessica Griffin/The Philadelphia Inquirer via AP)

ADVANCE FOR PUBLICATION ON WEDNESDAY, MAR. 27, AND THEREAFTER - In this Tuesday, March 12, 2019 photo, tourists visit the archaeological site of Tel Shiloh in the West Bank. Deep in the West Bank, an Israeli settlement has transformed the archaeological site into a biblical tourist attraction that is drawing tens of thousands of Evangelical Christian visitors each year. Critics say the site promotes a narrow interpretation of history popular with Israeli settlers and their Christian supporters. (AP Photo/Sebastian Scheiner)

MOVE member Ramona Africa is led from Philadelphia City Hall, Feb. 10, 1986, after a jury found her guilty of two charges and acquitted her of 10 others in a case stemming from the fatal confrontation last May between Philadelphia police and the anarchist group. The jury found her guilty of riot and conspiracy, charges that carry a maximum prison sentence of 17 years. (AP Photo/Pat Rodgers)

Ukraine's President Petro Poroshenko, left, hands over the flag of a military unit as an officer kisses it, at a military base outside Kiev, Ukraine, Tuesday, March. 26, 2019. Tymoshenko is running in the president election scheduled for March 31. (Mikhail Palinchak, Presidential Press Service via AP)

Doranda Doo, senior vice president of iFlytek, attends the "Data: An Untapped Bonanza" sub-forum of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

ADVANCE FOR PUBLICATION ON WEDNESDAY, MAR. 27, AND THEREAFTER - In this Tuesday, March 12, 2019 photo, a face cutout picture stand is provided for tourists at the archaeological site of Tel Shiloh in the West Bank. Deep in the West Bank, an Israeli settlement has transformed the archaeological site into a biblical tourist attraction that is drawing tens of thousands of Evangelical Christian visitors each year. Critics say the site promotes a narrow interpretation of history popular with Israeli settlers and their Christian supporters. (AP Photo/Sebastian Scheiner)

Tian Wei, anchor of China Global Television Network CGTN, attends the "Global Economic Outlook 2019: Certainties & Uncertainties" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Hans-Paul Burkner, Chairman, Boston Consulting Group, attends the "Global Economic Outlook 2019: Certainties & Uncertainties" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

A worker uses a stream of water as a demolition company knock down an old building, in Pamplona, northern Spain, Tuesday, March 26, 2019. (AP Photo/Alvaro Barrientos)

A worker uses a stream of water as a demolition company knock down an old building, in Pamplona, northern Spain, Tuesday, March 26, 2019. (AP Photo/Alvaro Barrientos)

Vanessa Rodel attends a news conference in Toronto on Tuesday, March 26, 2019. Rodel is one of the refugees who sheltered Edward Snowden in Hong Kong in 2013, and arrived in Canada Monday after being granted refugee status in the country. (Chris Young/The Canadian Press via AP)

ADVANCE FOR PUBLICATION ON WEDNESDAY, MAR. 27, AND THEREAFTER - In this Tuesday, March 12, 2019 photo, tourists watch a movie during a visit to the archaeological site of Tel Shiloh in the West Bank. Deep in the West Bank, an Israeli settlement has transformed the archaeological site into a biblical tourist attraction that is drawing tens of thousands of Evangelical Christian visitors each year. Critics say the site promotes a narrow interpretation of history popular with Israeli settlers and their Christian supporters. (AP Photo/Sebastian Scheiner)

ADVANCE FOR PUBLICATION ON WEDNESDAY, MAR. 27, AND THEREAFTER - In this Tuesday, March 12, 2019 photo, tourists visit the archaeological site of Tel Shiloh in the West Bank. Deep in the West Bank, an Israeli settlement has transformed the archaeological site into a biblical tourist attraction that is drawing tens of thousands of Evangelical Christian visitors each year. Critics say the site promotes a narrow interpretation of history popular with Israeli settlers and their Christian supporters. (AP Photo/Sebastian Scheiner)

ADVANCE FOR PUBLICATION ON TUESDAY, MAR. 26, AND THEREAFTER - In this Tuesday, March 12, 2019 photo, tourists look at a hologram at the archaeological site of Tel Shiloh in the West Bank. Deep in the West Bank, an Israeli settlement has transformed the archaeological site into a biblical tourist attraction that is drawing tens of thousands of Evangelical Christian visitors each year. Critics say the site promotes a narrow interpretation of history popular with Israeli settlers and their Christian supporters. (AP Photo/Sebastian Scheiner)

Hans-Paul Burkner, Chairman, Boston Consulting Group, attends the "Global Economic Outlook 2019: Certainties & Uncertainties" session during the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

The 37-metre-long floating sculpture by US artist Kaws is placed at the Victoria Harbour in Hong Kong, China, 19 March 2019. The 37-metre-long floating sculpture by US artist Kaws ??" real name Brian Donnelly - has been installed in the harbour, where it will remain until the end of the March. (Imaginechina via AP Images)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

In this Wednesday, March 13, 2019 photo, a van with diplomatic plaque exits the North Korea embassy in Madrid, Spain. A Spanish court is accusing an American, Mexican and South Korean part of a 10-strong group that led an attack on the North Korean Embassy in February, saying the FBI was offered stolen data. National Court judge Jose de la Mata on Tuesday, March 26 lifted a secrecy order, announcing it had found evidence of various crimes, including trespassing, injuries, threats and burglary committed by "a criminal organization." (AP Photo/Bernat Armangue)

Pedestrians walk past closed businesses in Caracas, Venezuela, Tuesday, March 26, 2019. Much of Venezuela remains without electricity as a new power outage spread across the country. (AP Photo/Natacha Pisarenko)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Liao xiaoqi, Former Vice Minister of Ministry of Commerce of China, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Chairwoman Nita Lowey, D-N.Y., arrives to hear testimony from Education Secretary Betsy DeVos before a House Appropriations subcommittee hearing on budget on Capitol Hill in Washington, Tuesday, March 26, 2019. (AP Photo/Andrew Harnik)

Arjun Kharpal, Senior Technology Correspondent of CNBC, attends the "How Can Cross-border E-commerce Overcome the New Challenges of Globalization?" session of the Boao Forum for Asia Annual Conference 2019 at the BFA International Convention Center in Boao, Qionghai city, south China's Hainan province, 26 March 2019. (Imaginechina via AP Images)

Chairwoman Nita Lowey, D-N.Y., right, arrives to hear testimony from Education Secretary Betsy DeVos, left, before a House Appropriations subcommittee hearing on budget on Capitol Hill in Washington, Tuesday, March 26, 2019. (AP Photo/Andrew Harnik)

The 37-metre-long floating sculpture by US artist Kaws is placed at the Victoria Harbour in Hong Kong, China, 19 March 2019. The 37-metre-long floating sculpture by US artist Kaws ??" real name Brian Donnelly - has been installed in the harbour, where it will remain until the end of the March. (Imaginechina via AP Images)

The 37-metre-long floating sculpture by US artist Kaws is placed at the Victoria Harbour in Hong Kong, China, 19 March 2019. The 37-metre-long floating sculpture by US artist Kaws ??" real name Brian Donnelly - has been installed in the harbour, where it will remain until the end of the March. (Imaginechina via AP Images)

The 37-metre-long floating sculpture by US artist Kaws is placed at the Victoria Harbour in Hong Kong, China, 19 March 2019. The 37-metre-long floating sculpture by US artist Kaws ??" real name Brian Donnelly - has been installed in the harbour, where it will remain until the end of the March. (Imaginechina via AP Images)

Education Secretary Betsy DeVos, left, accompanied by Department of Education Budget Service Director Larry Kean, right, arrives for a House Appropriations subcommittee hearing on budget on Capitol Hill in Washington, Tuesday, March 26, 2019. (AP Photo/Andrew Harnik)

Education Secretary Betsy DeVos arrives for a House Appropriations subcommittee hearing on budget on Capitol Hill in Washington, Tuesday, March 26, 2019. (AP Photo/Andrew Harnik)

Education Secretary Betsy DeVos arrives for a House Appropriations subcommittee hearing on budget on Capitol Hill in Washington, Tuesday, March 26, 2019. (AP Photo/Andrew Harnik)

Education Secretary Betsy DeVos arrives for a House Appropriations subcommittee hearing on budget on Capitol Hill in Washington, Tuesday, March 26, 2019. (AP Photo/Andrew Harnik)

House Speaker Nancy Pelosi, D-Calif., walks to a Democratic Caucus meeting at the Capitol in Washington, Tuesday, March 26, 2019. Pelosi and leading House Democrats are unveiling broad legislation today to shore up the Affordable Care Act. (AP Photo/J. Scott Applewhite)

House Speaker Nancy Pelosi, D-Calif., walks to a Democratic Caucus meeting at the Capitol in Washington, Tuesday, March 26, 2019. Pelosi and leading House Democrats are unveiling broad legislation today to shore up the Affordable Care Act. (AP Photo/J. Scott Applewhite)

A man walks past closed storefronts in Caracas, Venezuela, Tuesday, March 26, 2019. Much of Venezuela remains without electricity as a new power outage spread across the country. (AP Photo/Natacha Pisarenko)

ADVANCE FOR PUBLICATION ON WEDNESDAY, MAR. 27, AND THEREAFTER - In this Tuesday, March 12, 2019 photo, tourists visit the archaeological site of Tel Shiloh in the West Bank. Deep in the West Bank, an Israeli settlement has transformed the archaeological site into a biblical tourist attraction that is drawing tens of thousands of Evangelical Christian visitors each year. Critics say the site promotes a narrow interpretation of history popular with Israeli settlers and their Christian supporters. (AP Photo/Sebastian Scheiner)

The 37-metre-long floating sculpture by US artist Kaws is placed at the Victoria Harbour in Hong Kong, China, 19 March 2019. The 37-metre-long floating sculpture by US artist Kaws ??" real name Brian Donnelly - has been installed in the harbour, where it will remain until the end of the March. (Imaginechina via AP Images)

The 37-metre-long floating sculpture by US artist Kaws is placed at the Victoria Harbour in Hong Kong, China, 19 March 2019. The 37-metre-long floating sculpture by US artist Kaws ??" real name Brian Donnelly - has been installed in the harbour, where it will remain until the end of the March. (Imaginechina via AP Images)

The 37-metre-long floating sculpture by US artist Kaws is placed at the Victoria Harbour in Hong Kong, China, 19 March 2019. The 37-metre-long floating sculpture by US artist Kaws ??" real name Brian Donnelly - has been installed in the harbour, where it will remain until the end of the March. (Imaginechina via AP Images)