The Daiguan brand is affiliated to Shanghai Dao Guan Rubber Plastic Hardware Co., Ltd., which was established in 2010. The company is located in Shanghai.The company has established a complete management system and high -quality employee team with a modern management system and advanced science management methods.The company continues to build three core competitiveness of "service quality, innovation quality, and product quality". The management system has been improved. At present, the company has entered the right track and gradually connects with international standards.