Core Viewpoint - Fuzhijun Technology (002222) is actively engaged in the optical communication sector, providing various optical components to its clients [1] Company Summary - The company offers a range of optical elements including gratings, wave plates, mirrors, and lenses specifically for the optical communication field [1]

Group 1 - The company, Fuzhijun Technology, confirmed its capability to produce optical components related to WSS in the optical communication field [2] - The company offers a range of optical components including gratings, wafers, mirrors, and lenses to its customers [2]