Daqing Environmental Technology Co. Ltd. Established in 1998, More than 20 years on HHO engine carbon cleaning machine.Oxy-hydrogen generator And dpf clean machine manufacturing experience.,br>brOur product exported to USA> KOREA INDIAN, MEXICO CANADA UK,Poland Germany and so on,Its owned very high reputation during our customers.’br>br1>Located in Pingxiang industry parkJiangxi Province. Leading factory of hydrogen and oxygen machine industry More 20 years experience in this area of production .,br>br2>The most advanced technology. It has 30 technology designs20 year technology development 20 technical support specialists, 10 technical engineers and 10 safety guarantees. Also, under the strict quality control there is zero accident.,br>br3>Product widely used for motorcycle and diesel or gasoline car 0.6-20.0 litersThe biggest engines like on Ship Train only we can service.,br>br4>Have our own operating system. and authorized CE ISO SGS, FCC has been verified by world-leading inspection company,Bureau Veritas.br