About Us

Henan Doing Environmental Protection Technology Co., Ltd, the subsidiary company of Doing Holdings Co., LTD, is a comprehensive environmental equipment manufacturer integrating technological design, research and development, machine production, sales and after-sales service in one.

Our main business: Full continuous type&batch type waste tire plastic/rubber/oil sludge/aluminum plastic pyrolysis plant, waste oil and crude oil distillation equipment and related environmental protection equipment.

We not only possess an independent technology R&D team who have obtained a number of utility model patents and invention patents, but also have the professional manufacturing team and after-sales team to guarantee you the product quality and user experience. Therefore, our E-commerce and marketing team can cooperate with these teams to provide you the best one-stop service. Besides, we have branches and overseas warehouses in Nigeria, with professional overseas sales and after-sales team, and our factory and warehouses have the whole set of advanced model machines. You are welcome to have a visit at any time.

Basic Information

Business Type  Manufacturer, Trading Company
Country / Region Henan, China
Brand Name DOING
Main Products Waste Tire/Plastic Pyrolysis Machine, Continuous Pyrolysis Plant, Waste Oil Distillation Machine and Other Auxiliary Equipment
Ownership Private Owner
Total Employees 101 - 200 People
Year Established 2011
Certifications ISO, CE, SGS
Main Markets All over the world
Industry Machinery
Factory Area 2000 square meters

Our Service

  • Visit the Factory

  • Warranty Within 12 Months

  • 24-Hour Online Q&A

  • Video Technical Support

  • On-Site Guidance Installation

  • Free Training for Workers

  • Provide Installation Tutorials

  • Professional Project Manager Follow Up

case case

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