We Changzhou TongDa Medical Appliance Co.,Ltd. was established in 1999, the total investments was over 60 million RMB yuan. The company occupied 50,000 square meters, the construction area of workshop was over 20,000 square meters.  The area of sterilization workshop with "10 thousands grade" reaching 10,000 square meters. Through introduce and purchase the most advanced technologies and equipments from both in domestic and overseas into production, the company now has become into the large-scale enterprise in JiangSu province .