宏和科技：公司目前研发的石英布产品已通过PCB端测试认证

Group 1 - The core viewpoint of the article highlights that Honghe Technology has successfully developed quartz fabric products that have passed PCB terminal testing and are currently in the certification phase with end customers [2] - The company has been engaged in the research and development of quartz fabric since 2016 and possesses both R&D and production capabilities in this area [2] - The performance indicators of the company's quartz fabric products have surpassed some Japanese competitors, positioning them at an advanced level within the industry [2] Group 2 - The company has a long-standing focus on the electronic fabric sector, demonstrating core competitiveness in weaving, opening fibers, and post-processing stages of electronic fabrics [2]