兴森科技：公司FCBGA封装基板业务市场拓展、客户认证均按计划稳步推进中

Group 1 - The core viewpoint of the article is that the company is making steady progress in expanding its FCBGA packaging substrate business and customer certification, with no abnormalities found in the substrate based on feedback from testing results [1] - The company has adequately prepared for mass production in terms of capacity scale and product yield, with the pace of large-scale production primarily dependent on industry demand recovery, customer mass production progress, and supplier management strategies [1]