Core Viewpoint - Yanggu Huatai's subsidiary, Shandong Tegi New Materials Co., Ltd., is currently constructing products primarily focused on trichlorosilane, chloropropyl trichlorosilane, and chloropropyl triethoxysilane, which are aligned with the company's silane coupling agent project [2] Group 1 - The main products of Shandong Tegi New Materials Co., Ltd. include trichlorosilane, chloropropyl trichlorosilane, and chloropropyl triethoxysilane [2] - The company is in the process of construction to support its silane coupling agent project [2]