Sou Hu Cai Jing·2025-09-11 00:05Group 1 - The core viewpoint is that US-based online brokerage firm Interactive Brokers has tightened its account opening policies for residents of mainland China, requiring proof of overseas work or residence [1] - The Interactive Brokers app has been removed from mainland app stores, indicating a significant shift in their operational strategy regarding Chinese clients [1] - There has been an increase in inquiries and account openings for Hong Kong Stock Connect due to the tightening of policies by multiple overseas online brokerages and the strong performance of the Hong Kong stock market this year [1] Group 2 - Some mainland investors have received notifications for personal overseas income tax supplements, prompting them to seek accounts with Interactive Brokers to avoid tax information exchange under the Common Reporting Standard (CRS) [1] - The tightening of account opening policies by several overseas internet brokerages has led to a notable rise in demand for Hong Kong Stock Connect services [1]