农化制品板块9月19日涨0.87%，丰山集团领涨，主力资金净流出1.34亿元

Market Overview - The agricultural chemical sector rose by 0.87% on September 19, with Fengshan Group leading the gains [1] - The Shanghai Composite Index closed at 3820.09, down 0.3%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [1] Top Performers - Fengshan Group (603810) closed at 16.03, up 10.02% with a trading volume of 59,000 shares and a transaction value of 94.08 million yuan [1] - Baiao Chemical (603360) closed at 26.93, up 5.90% with a trading volume of 344,500 shares and a transaction value of 918 million yuan [1] - Hongda Co., Ltd. (600331) closed at 11.43, up 4.00% with a trading volume of 609,300 shares [1] Underperformers - Jinzengda (002470) closed at 1.84, down 4.66% with a trading volume of 1,317,300 shares [2] - Chitianhua (600227) closed at 2.53, down 4.17% with a trading volume of 333,100 shares [2] - Meibang Co., Ltd. (605033) closed at 22.60, down 3.87% with a trading volume of 45,900 shares [2] Capital Flow - The agricultural chemical sector experienced a net outflow of 134 million yuan from institutional investors, while retail investors saw a net inflow of 119 million yuan [2][3] - The main capital inflow and outflow for key stocks in the sector were detailed, with Hongda Co., Ltd. seeing a net inflow of 74.23 million yuan from institutional investors [3]