Mycera Group Chongqing Research Better Science & Technology Co., Ltd. (hereinafter referred to as RBST) was established in 2011. Its core team has been focusing on the research and development of new materials and products for more than 30 years. As a high-tech enterprise, a scientific and technological enterprise in Chongqing, and a pilot enterprise of intellectual property in Chongqing, it has always insisted on innovation and quality first. It has won the title of "specialized, refined, special, and new" innovative enterprise in Chongqing in 2017 and "specialized, refined, special, and new little giant" in 2020, In the same year, it became the director unit of Crystal Application and Industry Branch of China Crystal Society. Ren Bing Technology Co., Ltd. is a large-scale high-purity alumina enterprise in the world, with 4 key strategic new products in Chongqing, 8 invention patents, 25 utility model patents and 18 achievements transformation.