农化制品板块1月19日涨3.25%，利尔化学领涨，主力资金净流入6.39亿元

Group 1 - The agricultural chemical sector increased by 3.25% on January 19, with Lier Chemical leading the gains [1] - The Shanghai Composite Index closed at 4114.0, up 0.29%, while the Shenzhen Component Index closed at 14294.05, up 0.09% [1] - Key stocks in the agricultural chemical sector showed significant price increases, with Lier Chemical rising by 10.01% to a closing price of 16.38 [1] Group 2 - The agricultural chemical sector saw a net inflow of 639 million yuan from institutional investors, while retail investors experienced a net outflow of 370 million yuan [2] - Major stocks like Baiao Chemical and Hualu Hengsheng attracted substantial institutional investment, with net inflows of 160 million yuan and 154 million yuan, respectively [3] - Lier Chemical had a notable institutional net inflow of 117 million yuan, despite a significant outflow from retail investors [3]