By Julie Zhu and Scott Murdoch HONG KONG, Aug 20 (Reuters) – Chinese regulators are considering pressuring data-heavy companies to hand over their management and oversight to third-party firms if they want to go public in the United States, sources said, as part of the unchecked scrutiny. Beijing’s precedents on private companies. Regulators believe that bringing in information security firms, ideally backed by the state, to manage and monitor the data of IPO (Initial Public Offering) applicants could in fact limit their ability to transfer data from mainland China overseas, one of the people said. That would help ease Beijing’s...