Group 1 - The core point of the news is the recent volatility in the herbicide market, particularly concerning the product Acetochlor, and the impact of misinformation on stock prices [1][2] - Baichuan Yinfeng, a major supplier of commodity market information in China, issued a statement denying any claims regarding the resumption of production of Acetochlor by Indian company UPL [1] - The stock of Xian Da Co., Ltd. (603086) experienced significant fluctuations, with a drop of 7.64% after initially hitting the daily limit, attributed to the circulating rumors about Acetochlor production [2] Group 2 - Acetochlor is a selective post-emergence herbicide primarily used for controlling various grass weeds, with major markets including Argentina, Brazil, and the United States [3] - The price of Acetochlor has surged to 120,000 yuan/ton, a nearly 58% increase from 76,000 yuan/ton earlier this year, indicating strong demand and potential for further price increases [3][6] - The domestic production capacity for Acetochlor is approximately 46,000 tons/year, with a high industry concentration, and recent production disruptions have led to a supply shortage [6][7] Group 3 - Xian Da Co., Ltd. has seen its stock price increase by over 110% this year, driven by investor interest in the rising prices of Acetochlor [7] - The company reported that it is currently operating at full capacity for Acetochlor production, with a significant backlog of export orders [7] - Expectations for substantial profit growth in 2025 have been communicated by Xian Da Co., Ltd. due to the ongoing price increases of Acetochlor [7]