DHC is an ISO 9001:2000 certified company. Withmanufacturing facilities in Taiwan and mainland China, DHCproduces and specializes in following products:. Battery testing equipments. Switching power battery charger. Booster cables. Battery accessories & repair toolsWe adopt MIL standard to implement strict quality control.DHC products are manufactured to meet internationalstandards such as: UL, CE, SAE, TUV, ETLC & FC, etc.We have successful experience to sell our products to allover the world. 
Taiwan