Shen Boyang (R), LinkedIn's global vice president and the president of LinkedIn China, China's Internet policy chief Lu Wei (C), and Cheng Wei, CEO of Didi Kuaidi, attend a signing ceremony in Seattle, the United States, on Sept. 23, 2015. LinkedIn, the world's largest professional social network, signed a strategic cooperation agreement on Wednesday with Didi Kuaidi, car service Uber's major rival in China, hoping to seize a bigger market share. (Xinhua/Yang Lei)
