电子化学品板块9月2日跌4.34%，中石科技领跌，主力资金净流出17.68亿元

Market Overview - The electronic chemicals sector experienced a decline of 4.34% on September 2, with Zhongshi Technology leading the drop [1] - The Shanghai Composite Index closed at 3858.13, down 0.45%, while the Shenzhen Component Index closed at 12553.84, down 2.14% [1] Stock Performance - Notable stock performances include: - Tiantong Co., Ltd. (600330) closed at 10.10, up 0.50% with a trading volume of 1.8045 million shares and a turnover of 1.826 billion [1] - Zhongshi Technology (300684) closed at 31.99, down 10.57% with a trading volume of 309,200 shares and a turnover of 1.03 billion [2] - Other companies like Debang Technology (688035) and Tiancheng Technology (688603) also saw significant declines of 8.36% and 7.43% respectively [2] Capital Flow - The electronic chemicals sector saw a net outflow of 1.768 billion from institutional investors, while retail investors contributed a net inflow of 1.295 billion [2] - The capital flow for specific stocks indicates varied investor sentiment, with Tiancheng Technology experiencing a net inflow of 42.08 million from institutional investors but a net outflow from retail investors [3] Summary of Individual Stocks - Key stocks in the electronic chemicals sector showed mixed results in terms of capital flow: - Tiancheng Technology had a net inflow of 42.08 million from institutional investors but a net outflow from retail investors [3] - Macro Electronic (603002) also saw a net inflow from institutional investors of 13.97 million, while retail investors had a net outflow [3] - Other stocks like Xilong Science (002584) and Puyang Huicheng (300481) faced significant net outflows from institutional investors [3]