TaiZhou Huaan Technology Co., Ltd is a province-grade hi-tech medical group company in JiangSu China, consolidating all the functions of RND, manufacturing and sales together. The manufacturing base is located in the only national medicine industrial zone in China---- China (TaiZhou) Medicine City. The company developed HA series watch type laser therapeutic devices, which acquired patents from Chinese Patent Bureau in Jun 2006. The company also obtained the ISO 13485 certificate of quality management system, and CE certificate of medical device product. Huaan is consistently focused on researching and developing new products in the fields of micro-electronic physical rehabilitation and medical treatment.