Wenchi & Brothers is a professional manufacturer and exporter of DC-AC inverter, DC-DC converter, battery charger, battery tester, Auto parts, emblems, logo, auto exterior & interior parts | Wenchi & Brothers Co., Ltd. Wenchi & Brothers Co., Ltd. have been in this business for more than 30 years. We are an ISO 9001:2000, IATF 16949:2006, and IPC certified manufacturer. Our experienced engineering and sales team are capable of offering customers quick and cost effective OEM solutions.