三友化工：目前公司不涉及AI4S

Group 1 - The company, Sanyou Chemical, announced that its wholly-owned subsidiary, Tangshan Sanyou Electronic Chemical Co., has been included in the Ministry of Industry and Information Technology's "2025 5G Factory Directory" [1] - The smart factory applications of the company involve information infrastructure, quality control, warehousing logistics, and safety management [1] - Currently, the company does not engage in AI4S (Artificial Intelligence for Services) [1]