Wellsun has more than 10 years of experience in developing and manufacturing power supplies, power rechargers and power solutions. Thanks to our strong R&D team of 30 experienced engineers, we have obtained 40 patents for our products.



Our QC team includes about 60 QC staff members, who conduct stringent processes under an ISO 9001:2000 and ISO 14000-certified system. Most of our products come with a long list of approvals, including CB, CE, UL, FCC, GS, PSE, CSA, SAA, Eup/Erp, E-mark, RoHS ...