化学原料板块8月29日涨0.14%，亚星化学领涨，主力资金净流出5.59亿元

Market Overview - The chemical raw materials sector increased by 0.14% on August 29, with Yaxing Chemical leading the gains [1] - The Shanghai Composite Index closed at 3857.93, up 0.37%, while the Shenzhen Component Index closed at 12696.15, up 0.99% [1] Top Performers - Yaxing Chemical (code: 616009) closed at 8.48, up 9.99% with a trading volume of 141,700 shares and a transaction value of 116 million yuan [1] - Other notable gainers include: - Ocean Biological (code: 003017) at 33.75, up 5.01% [1] - Boyuan Chemical (code: 000683) at 6.69, up 4.04% [1] - Jinniu Chemical (code: 600722) at 7.19, up 3.16% [1] Underperformers - Binhu Chemical (code: 601678) decreased by 5.10% to 4.28 with a trading volume of 933,300 shares and a transaction value of 401 million yuan [2] - Other notable decliners include: - Liudai Co. (code: 002109) down 3.89% [2] - ST Yatai (code: 000691) down 3.72% [2] Capital Flow - The chemical raw materials sector experienced a net outflow of 559 million yuan from institutional investors, while retail investors saw a net inflow of 388 million yuan [2] - Notable capital flows include: - Boyuan Chemical with a net inflow of 54.23 million yuan from institutional investors [3] - Yaxing Chemical with a net inflow of 28.88 million yuan from institutional investors [3]