We are a company specializing in R&D for the switching power supply, our company's name is Shanghai Sunway Electronics Technologies Co., Ltd. Held by SVA as one of the hi-tech companies, our company designs and manufactures SWITCHING POWER SUPPLIES for special desired customers, there are twenty-three engineers in our researching department. Who will assure the quality of our products. And offer custom power sourcing or engineering if you can't find the standard-line product you need.

Our products include cased, case-less, and modularized power supplies, input/output covers AC-DC, DC-AC, DC-AC, which are broadly used in Security Systems, , Telecommunication, Cable TV, Office Equipment, Consumer Appliances, Medical Equipment, etc.

Our way of "high quality and reasonable price" has supplied our company more and more forever friendship with our customers, we do wish you can make a research about us especially in our products.

For the certifications, We have many product models have already received UL, CE, FCC, and CCC, we also produce RoHS compliance power supplies for customers, we have obtained the national patent for kind of back-up SMPS.

Thank you for your time and it will be really nice to hear from you!