三友化工：公司控股子公司唐山三友氯碱有限责任公司作为公司循环经济的中轴，其烧碱产品自用率已达到85%

Group 1 - The core issue raised by investors is the significant decline in both spot and futures prices of caustic soda, which has fallen below the cost line for many companies, leading to concerns about the industry's future prospects [2] - Sanyou Chemical (600409.SH) stated that its subsidiary, Tangshan Sanyou Chlor-Alkali Co., Ltd., has achieved an 85% self-use rate for its caustic soda products, indicating a strong internal demand [2] - In response to the unfavorable market conditions, the company plans to implement measures such as scientific production scheduling, enhancing internal synergies, increasing the production of high-end differentiated products, and continuously optimizing production processes to reduce costs [2]