Hung Wai Products Ltd. is established in 1993. Our business starting from Procurement Company to manufacturer. Hong Kong office a headquarter support our own Huizhou factory. We have Innovation located as well year 2015 for more development and support. ...

We develop and manufacture Energy Reducing Green Products including Gasoline Economizers, Electricity Reducers, Solar products etc. Our Products: 4x4 WHEEL ECONOMIZER, a electronic device which makes 15-35% gasoline reduction. This is ...