Other tech giants like Google and Facebook Ltd — Mostly away from China, Microsoft’s search engine Bing and its cloud-based business software remain. Moreover, its Windows operating system is still dominant in China. LinkedIn said it decided to shut down in China after “faced with a very difficult operating environment and more stringent compliance requirements.” Paul Triolo, head of global technology policy practices for the Eurasia Group, a political risk consulting firm, said these same factors could cause Microsoft to withdraw other products in China. “What are the benefits?” He said. “If you went to China 10 years ago to...