智通财经网·2025-09-19 11:02Core Insights - On September 19, 2025, Alibaba-W (09988), SMIC (00981), and Shankai Holdings (00412) were the top three companies by trading volume in the Southbound Stock Connect, with trading amounts of 70.25 billion, 62.79 billion, and 38.99 billion respectively [1] - In the Southbound Stock Connect for the Shenzhen-Hong Kong Stock Connect, Alibaba-W (09988), SMIC (00981), and Tencent Holdings (00700) also ranked as the top three, with trading amounts of 45.57 billion, 33.96 billion, and 15.89 billion respectively [1] Southbound Stock Connect (Hong Kong-Shanghai) - The top three active companies by trading volume were: - Alibaba-W (09988): 70.25 billion with a net buy of +4.73 billion - SMIC (00981): 62.79 billion with a net buy of +3.08 billion - Shankai Holdings (00412): 38.99 billion with a net buy of +17.21 billion [2] - Other notable companies included: - Changfei Optical Fiber (06869): 24.82 billion with a net sell of -69.08 million - Pop Mart (09992): 24.49 billion with a net buy of +9.01 billion [2] Southbound Stock Connect (Shenzhen-Hong Kong) - The top three active companies by trading volume were: - Alibaba-W (09988): 45.57 billion with a net buy of +12.54 billion - SMIC (00981): 33.96 billion with a net sell of -2.15 billion - Tencent Holdings (00700): 15.89 billion with a net buy of +27.91 million [2] - Other notable companies included: - Xiaomi Group-W (01810): 15.49 billion with a net sell of -43.27 million - Innovent Biologics (01801): 15.23 billion with a net sell of -37.09 million [2]