Henan Doing Mechanical Equipment Co.,Ltd is a leading manufacturer specialized in waste tire /plastic/rubber recycling machine, waste tire & rubber pyrolysis plant, waste tire/plastic/rubber crude oil distillation plant and bio-diesel plant ranging from Research & Development, Design, Manufacturing to Installation & Commissioning. It is one of the 4 members to make up DOING GROUP and others are Henan DOING Mechanical Equipment Co.,ltd, Henan DOING Oil & Fat Engineering Technology Co. ,ltd and Xinxiang Leesyn Mechanical Equipment Installation Co. ,ltd.

Doing produced pyrolysis plant ,the pyrolysis plant can recycling waste tire/plastic/rubbber and convert waste tyre/plastic/rubber to fuel oil .