China’s internet and security regulators are ratcheting up enforcement of virtual private network (VPN) compliance to rein in uncensored access to the internet. In recent letters, state-owned telecommunication companies are beginning to notify companies of internet access requirements and VPN restrictions, according to US-China Business Council (USCBC) member companies.

China’s regulatory framework on data flows and other technology advances are restricting international companies in ways not seen in other markets.

New online publishing rules announced February 14 largely reinforce existing law, which prohibits foreign investment in China’s online publishing sector, but the rules also expand government oversight and regulation of online content—developments that are of concern to many companies.