Photo exhibition marks 40th anniversary of China-U.S. ties (2)

Visitors view photos during a photo exhibition marking the 40th anniversary of the establishment of China-U.S. diplomatic relations held in San Francisco Public Library in San Francisco, the United States, July 12, 2019. The exhibition featured about 400 photos, including those taken with mobile phones, from 158 Chinese and American photographers in the U.S. Bay Area, China and other countries. Forty-six winners shared the awards of first, second and third prizes. (Xinhua)