Core Viewpoint - Sanmei Co., Ltd. (603379) is focusing on the research and industrialization of fourth-generation foaming agents and refrigerants, actively advancing the construction of its R&D pilot base in Zhejiang [1] Group 1 - The company emphasizes the importance of developing fourth-generation foaming agents and refrigerants [1] - The company is making progress in the construction of its R&D pilot base project in Zhejiang [1]