Powtech is one of leading manfuacturer of AC/DC switching power supply (recitfier system), DC/AC power inverter, AC/AC UPS (Uninterrupted Power Supply) in China. Since our establishment in 1994, we are dedicated to serve our partner with whole solution of power system, professional technical solution , quality product, FAT test, factory product training, on-site training and many value-added services. we also cooperate with many famous power supply companies by OED/ODM, and now our products have been sold world widely, including Europe, South America, Africa, Middle East, Asia ^. After more than 20 years' development, we are certified by ISO, SGS, FCC, CE, RoHS, and by customer-appointed lab test authorities etc. With the belief that there is no customer too big or too small, every customer deserves better service. POWTECH people anticipate growing and prospering with you, embarking on a way of success.