Group 1 - The company, Jitai Co., Ltd. (002909.SZ), stated on the interactive platform that it currently does not have any products related to high polymer material double expansion agents [1] - The company's electronic adhesive products, including single-component bonding sealants, thermal conductive silicone grease, and potting adhesives, can be used for protection and filling in consumer electronics [1] - Additionally, the company offers water-based acrylic baking paint, water-based UV paint, and UV skin-sensing coatings, which are also applicable in consumer electronics [1]