Henan DOING Mechanical Equipment Co.,ltd is a leading manufacturer specialized in large and medium-sized oil-related machineries, including waste tire recycling pyrolysis machine and waste plastic recycling pyrolysis machine to get fuel oil, waste oil/black oil refinery machine to get diesel oil, cooking oil production line as well as biodiesel plant.
      Our business is related to diesel oil and cooking oil industry. We provide the turn-key project for a variety of edible oil pretreatment, pre-pressing, extraction, refining, fractionation and by-products further processing; biodiesel production,waste tire pyrolysis machine and by-product oil further processing oil refinery machine,including equipment design,process design,power distribution design,instrument control design,civil construction design,installation and commissioning,etc.
     Our oil project has been set up in 23 foreign countries and regions in the world and achieve a good customer reputation.
     DOING is always trying to serve customers well by providing highest quality products and best after sales service. We are doing at any time.