The ban is also expected to be imposed on companies involved in ideological issues, the person said, declining to be identified as the matter is private. Beijing said last month it plans to step up oversight of all overseas-listed Chinese companies, a major regulatory shift that came after a cybersecurity investigation by ride-hailing giant Didi Global Inc. just days after it was listed in the US. Under the rules currently being drafted, the China Securities Regulatory Commission (CSRC) plans to ban companies that collect huge amounts of user data or create content from foreign listings, the person said. CSRC did not immediately respond to Reuters’ request for comment. The plan is one of several proposals under scrutiny by Chinese regulators as Beijing is releasing its control over the …