Shangqiu Donghe Special Equipments Incorporated Company is the only one High-Tech enterprise in this field in China. It owned five national invention patents:

An environmentally friendly petroleum refining method and applied the method of refining device” with the patent number of ZL2006101072587;
Waste plastic refining anti-clogging tank cooling system” with patents number of ZL200710054578.5;
A type of tubular furnace and waste lubricating oil refining equipment composited with the tubular furnace” with patents number of 201310310296.2;
Continuous waste lubricating oil refining equipment”with patents number of 201310310287.3;
Light oil recovery unit for continuous waste lubricating oil refining equipment” with patents number of 201310310497.2 And in December 2014, two new invention patents and one utility model patent were applied, being accepted not yes issuing. It’s the provincial environmental protection industry backbone enterprises, owned “Henan Province Famous Brand Product”title. It’s the first one owned the certificate of GREEN STAR awarded by China Environmental Protection Industry Association in waste rubber, waste plastic, waste oil refining industry in China. All of the equipment obtained the certificate of “CE”, it’s Leading Enterprise of Low Carbon Economy in China, it’s director member of China Association of Environmental Protection Industry (CAEPI).