We'll make each hard work to become excellent and excellent, and speed up our measures for standing from the rank of intercontinental top-grade and high-tech enterprises for N-METHYL-O-TOLUIDINE, N,N-dimethylaniline hydrochloride (1:1), 2-Hydroxy-3-naphthoic acid, C7H6Cl2O,C.I. Basic yellow 2. Living by quality, development by credit is our eternal pursuit, We firmly believe that after your visit we will become long-term partners. The product will supply to all over the world, such as Europe, America, Australia,Italy, Niger,Luxembourg, Tunisia.The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.