
Participants pose for group photos during the 50th annual meeting of the board of governors of Asian Development Bank (ADB) in Yokohama, Japan, May 6, 2017. (Xinhua/Ma Ping)

Participants pose for group photos during the 50th annual meeting of the board of governors of Asian Development Bank (ADB) in Yokohama, Japan, May 6, 2017. (Xinhua/Ma Ping)