LETARON GROUP Was established in the early of year 1989, is a specialized power supply manufacturer, with products ranging from linear adaptor(AC-AC/DC),EI transformer,SMPS, battery charger, toroidal transformer, electronic transformers, electronic ballast,dimmers to advanced lighting controllers or RF receivers . After over 15 years experience and developments, so far LETARON group has already owned 3 production bases in China and 12 selling offices in world major markets. The group is fully equipped with advanced instruments and professional designers. We have successfully passed the international certifications: VDE/TUV/DEMKO,SEMKO,FIMKO, NEMKO,UL/CSA, CCC,PSE,S-mark,PSB,B-mark, NF,Gost-R, SAA (DFT), FCC,VCCI,EMC,C-tick etc.