菲利华：研发的超薄石英电子布产品正处于客户端小批量测试及终端客户的认证阶段

Group 1 - The core viewpoint of the article is that Feilihua (300395.SZ) is currently in the process of small-scale testing and certification of its ultra-thin quartz electronic fabric products with clients [1] Group 2 - The company is actively engaging with customers to validate its new product [1] - The ultra-thin quartz electronic fabric is a significant development in the company's research and development efforts [1] - The current stage of testing indicates progress towards potential commercialization of the product [1]