• Changsha Kingkar Eco-Technologies Co., Ltd.

    Factory Add.: Rd.25, Qingshan Industrial Park, Yuelu District, Changsha, Hunan, China. Office Add.: 23 Floor, Shanghe International Business Centre, Yuhua District, Changsha, Hunan, China

    Our company is located in Changsha city, Hunan province, China. We are a professional manufacturer of researching and producing oxy-hydrogen generators, carbon clean machines, HHO generator for boiler,cutting welding machines other machines. have ...