Dongying Hairuibao New Materials Co.,Ltd, located inMatou New Materials Industrial Park,Dongying,Shandong Province,China.The professional National High-tech Enterprise integratingR&D, manufacturing and sales with the honors and titles of "littlegiant" enterprise （Shandong specialized andsophisticated SME); Science and technology-oriented SME; Shandong provincegazelle enterprise.

 Advantagesand services:

1.       Specialized in producing thenew type of liquid chain extender, curing agent DETDA and DMTDA, which ispopular used in SPUA industry.

2.Reliableand advanced production equipment and strong R& D capabilities, possess the‘Aminegroup material’s structural design andcontrollable preparation.

3.Providematched products for aerospace,electronics, construction, aircraftmanufacturing, sports facilities and other relative industries, be able tosupply the solution of PU industry supporting additive’sapplication systems.

4.Aftersubmitted more than 80 patented technologies, now we were approved 52authorized patents, including 27 invention patents