Dongying Aonuo International Trade Co. Ltd., a collection of scientific research and development, production and marketing into a modern high-tech enterprises, is specialised in manufacturing polyurethane elastomer chain extender(curing crosslinking agents). Our company is located in the beautiful Yellow River Delta, near to the Shengli Oil Field which is the second largest oil field in China.

Based on scientific research strength of Qingdao Technological University, South China University of Technology and Shanxi Research Institute of Elastomer, we can manufacture dimethylthio toluene diamine(DMTDA) and diethyl toluene diamine(DETDA), which can be widely used in spraying polyurea, polyurethane elastomer, RIM(reaction injection molding), SPUA(Spray polyurea elastomer), epoxy resin and adhesives. Our annual output of DMTDA is 1000 tons, DETDA is 3000 tons.

Since establishment, our company has increased the investment of science and technique and human resources, also has absorbed advanced experience and technology both at home and abroad in order to research and develop new process, technology and products by itself. Standing in the position of our respected customers, our company will always adhere to the Quantity Principle 'product is character' and the Management Idea 'better products and bigger brand, shared resources and win-win cooperation'. We sincerely welcome customers all over the world to contact or visit us and hope to establish long-term mutually beneficial business relationships with you.