Shen Zhen Theone electrical Co., Ltd. is a professional researcher and manufacturer on power inverter, Universal charger, laptop adapter, having the history of researching over 8 years. Now the production capacity and R&D technology have reached the leading level in the world.
Our products have been sold to all over the world, and have been approved by UL. FCC. CB. GS. PSE. CCC and so on , also have been certified by ISO9001:2000.Sinrace has been appraised as one of top ten famous brands of power supplies in China and is recommended as a outstanding enterprise by the AQSIQ official website .

Our promise is to constantly meet our global customers' requirements , so we do our best, we keep moving positively ,and we constantly improve our competition and group cohesion with characteristics of rich oriental culture .We strongly believe that Sinrace will get stronger and stronger in the high technology competition area in the future.