We work for HANGZHOU TONGLU MEDICAL OPTICAL INSTRUMENT.Hangzhou Tonglu Medical Optical Instrument Co., Ltd. is located in Tonglu Economic Development Zone, where Fuchun landscape is the best in the world. The company was founded in 1993 with a registered capital of 26.88 million yuan. It is a high-tech enterprise in Zhejiang Province, a famous trademark enterprise in Zhejiang Province, a leading enterprise in the industry, and a compilation unit of national industry standards. It has passed en ISO-13485 quality management system certification, EU CE certification and US FDA certification. The technical level of the developed series of endoscopes is leading in China. The products have won the provincial and municipal science and technology achievement progress awards for many times. The company has one provincial research and development center each, and has undertaken the national ministerial, provincial, municipal and county-level scientific research projects, technological transformation projects and industrialization projects for many times. It has 46 utility model patents.