光华科技(002741.SZ)：硫化锂产品现处于产品送样检测及优化阶段

Group 1 - The core point of the article is that Guanghua Technology (002741.SZ) is currently in the sample testing and optimization phase for its lithium sulfide products [1] Group 2 - The company is actively engaging with investors through an interactive platform to provide updates on its product development [1]