Huazhou PSA Co., Ltd, as the most famous PSA products company in Shanghai, is making a dramatic process of profession in recent years.Professioners with more than 30-year-experience, compose to a team of experience, to develop advanced products for years.Huazhou PSA has established a management of scientific and efficient referring ISO9001, ISO13485, ISO14001, BRC, ETI from begining. Product passed CE, FDA.