赛微电子：公司控股子公司赛莱克斯北京为客户代工的MEMS-OCS已于2025年8月进入试产阶段

Group 1 - The core viewpoint of the article is that Saiwei Electronics (300456) is adopting a "Pure-Foundry" business model, positioning itself as a specialized MEMS chip manufacturer [1] - The company's subsidiary, Silex Beijing, has commenced trial production of MEMS-OCS, which is expected to enter the trial production phase in August 2025 [1]