Internet infrastructure operators like Didi must now prove their political and legal legitimacy to the government, Ma Changbo, an online media start-up founder, wrote on his WeChat social media account.“This is the second half of the U.S.-China decoupling,” he wrote. “In the capital market, the model of playing both sides of the fence is coming to an end.”Didi, Ms. Liu and Mr. Liu didn’t immediately respond to requests for comment.China’s internet companies have benefited from the best of two worlds since the 1990s. Many received foreign venture funding — Alibaba, the e-commerce giant, was …
