... zinc die casting, auto parts, furniture parts / fittings, LED lighting accessories, electronic fittings, power tool accessories, radiators / ... heatsinksDongguan Shenghong Metal Products Co., Ltd. is a professional manufacturer LED street lighting housing die casting / ... Zn Alloys: Zamak 2, 3, 5, 7, ZA 8, ZA 12, etc.DimensionAccording to drawings or samplesSurface treatmentSandblasting, ...