Changzhou Detian Medical Devices Co., Ltd. (Detian Medical)  is located in Changzhou city, Jiangsu Province, is focusing on the R&D and production of diagnosis and therapeutic device under the endoscope. Series biopsy needles for transbronchial copes and gastroendoscopes are the core products, products have been marketed to the all major provinces domestically in China, and as well as the international markets like European countries, middle east countries and Asian countries, South American countries. We are the exclusively authorized manufacturer of Wang Needle in China so far.