In pics: Shanghai, example of China's tremendous changes since reform and opening-up

Photo taken oh Feb. 15, 2019 shows the signing ceremony of strategic partnership between G60 Science and Technolgy Innovation Valley 9-City and Shanghai Stock Exchange in Shanghai, east China. As the financial center of China, Shanghai is a good example of the tremendous changes that have taken place in China since the reform and opening-up. (Xinhua/Fang Zhe)