GCL ALLIANCE (Hong Kong ) ELECTRONICS CO.,LTD (HQ) is a professional Power Transformer, Power Inductor, Power filter, Air Coil, Current Sensor manufacturer with over 12 years of manufacturing experiences ,We are ISO 9001, ISO 14001, IATF16949(is one of the few Transformer manufacturers that acquired IATF 16949 qualification for automotive industry) CQC, UL,VDE,CE certified. We enjoyed a high reputation and keep reliable cooperation with global valued customers such as Bel power, Honeywell, Jabil, Otis, GE,Resideo, ABB, Checkpoint, Eaton. We Had 3 production bases in China: Ihua Industries (general magnetics) & GCL DG (automotive) both located in Dongguan,Guangdong; Ihua industries Pingguo branch in Guangxi . Our DG factory (Ihua and GCL DG )are focused on management, R&D Engineering, Sample Run and the related test on site, NPI, and full automation production, what's more, we established an independent laboratory for automotive parts which can perform AEC-Q200 Test Report by itself. To help our customers to better compete in this demanding economy, our guangxi branch offers lower production manufacturing cost for high volume product.