How about Changsha Giant Star Building Materials?

Changsha Giant Star Lightweight Building Materials Co., Ltd. (hereinafter referred to as Giant Star) was established in June 1995, and is a subsidiary of Hunan Giant Star Investment Group Co., Ltd. (hereinafter referred to as Giant Star Group). Companies adhering to the "open-minded, virtuous" business philosophy, long-term commitment to new building structures and new materials research, development, promotion and application. It is the pioneer of hollow floor industry in China, the leading enterprise in hollow floor production, and one of the top ten patent enterprises in China. By the beginning of 20 15, the application projects have reached more than 2 billion square meters, creating hundreds of billions of social and economic benefits. Superstar is a leading enterprise in building new materials. The company is a technical enterprise with thousands of patents, many employees, good welfare, complete five insurances and one gold, and many professional trainings.