Donghong black mother are all new resin as the carrier, while the choice of pigment carbon black and quality functional aid compound. The product formula after strict screening and optimized, advanced production equipment and strictly controlled process, to ensure the stability of the product quality. This series of products in the process of tasteless, smoke-free, non-toxic, environmental protection, while with excellent dispersion, can give customers good black and gloss, excellent weather resistance, good appearance finish, at the same time has no adverse impact on the physical and mechanical performance of the product. The use of Donghong black mother has the advantages of improving customer product quality, reducing production costs and reducing pollution.