海达股份：公司卡扣短边框产品就是专门针对双玻组件开发，目前已有小批量应用于钙钛矿电池等形式的双玻组件

Group 1 - The company has developed a short-frame product specifically for double-glass components, which is now being applied in small batches to perovskite solar cell modules [2] - Investors inquired about the applicability of the company's short-frame products for perovskite solar cell components and double-glass modules [2]