赛恩斯：全资子公司拟不超3亿元投资建设选冶药剂扩建项目

Group 1 - The core announcement is that Sains (688480) plans to invest up to 300 million yuan in the expansion of its copper extraction agent production project through its wholly-owned subsidiary, Fujian Longli Chemical [1] Group 2 - The investment is specifically aimed at expanding the production capacity of copper extraction agents and other beneficiation reagents [1]