Core Viewpoint - The company, Zhongrun Optics, is actively contributing to the domestic production of lithography machines through its high-precision optical filters and glass products developed by its subsidiary, Dais Optoelectronics [1] Group 1 - Zhongrun Optics' high-end optical filters are applicable in lithography machines [1] - The main current client for these products is NEWPORT, with plans to expand the customer base in the future [1] - The company aims to provide products and services to domestic companies [1]