BIO-CHEM(SH:603360) Xin Lang Cai Jing·2025-10-10 03:22Group 1 - The core point of the news is that Baiao Chemical's stock price increased by 5.41% to 27.88 CNY per share, with a trading volume of 535 million CNY and a turnover rate of 2.85%, resulting in a total market capitalization of 19.69 billion CNY [1] - Baiao Chemical, established on September 22, 2003, and listed on February 6, 2017, specializes in the research, production, and sales of isothiazolinone industrial biocides [1] - The company's main business revenue composition includes industrial biocides at 54.95%, semiconductors at 44.36%, key components and consumables at 0.23%, sales of by-products at 0.23%, and others at 0.22% [1] Group 2 - Among Baiao Chemical's top ten circulating shareholders, a fund under Southern Fund, the Southern CSI 1000 ETF (512100), entered the top ten in the second quarter, holding 3.2711 million shares, which accounts for 0.46% of the circulating shares [2] - The Southern CSI 1000 ETF (512100) was established on September 29, 2016, with a latest scale of 64.953 billion CNY, achieving a year-to-date return of 29.81% and a one-year return of 34.98% [2] - The fund manager of Southern CSI 1000 ETF is Cui Lei, who has been in the position for 6 years and 339 days, with a total fund asset size of 94.976 billion CNY and a best fund return of 164.18% during the tenure [3]