Zhejiang Ruigang Machinery Co., Ltd. is a comprehensive enterprise specializing in R&D, production and sales of concrete autoclaved aerated block equipment. It is a participant unit in the formulation of national standard of the industry, ranking forefront in comprehensive strength. In 2019, the company's product sales exceeded RMB 100 million, with an average annual growth of over 44.5% for four consecutive years. The company has about 180 employees, including more than 20 R&D personnel. The company has 44 patents (4 invention patents), 3 software copyrights and 22 trademarks. ..