People look at photos in the exhibition Trans-Pacific Exchange and Cooperation in the Shanghai Municipal Archive on July 3. [Photo/chinadaily.com.cn]
Zhang Xiaosong, director of Shanghai municipal foreign affairs office, said the city bears a great significance in the evolution of China-US ties.
"In 1972, the Shanghai Communique set the stage to restore China-US diplomatic relations… and Shanghai was also among the first cities to participate in China-US cooperation," he said. "Over the past 40 years, Shanghai has seen closer exchanges with the US, registered fruitful results and promoted China-US relations as a whole."