上交所：沪股通程序化交易投资者交易行为存在高频交易情形的 实施重点监管

Group 1 - The Shanghai Stock Exchange (SSE) has issued a new guideline for the regulation of high-frequency trading (HFT) activities by investors participating in the Shanghai-Hong Kong Stock Connect, effective from January 12, 2026 [1] - Investors engaging in algorithmic trading that falls under the definition of high-frequency trading will be subject to enhanced scrutiny by the SSE [1] - Additional reporting requirements for high-frequency trading investors include the location of trading system servers, testing reports, emergency plans for system failures, and any other information requested by the SSE [1]