Are you asking what brand CSG SG is? Famous glass brands. According to the query ranking 123.com, the CSG brand was established in 1984. It is a famous trademark in Guangdong Province, the earliest low-radiation energy-saving glass manufacturer in China, and the most competitive and influential large-scale enterprise group in China's glass industry and solar energy industry. . Therefore it is a well-known brand of glass. China CSG Group Co., Ltd. is headquartered in Shekou National Free Trade Zone, Shenzhen. The company was listed on both A and B shares of the Shenzhen Stock Exchange in 1992. It is one of the earliest listed companies in China.