We are the one of biggest Fine Chemical suppliers that specialized in supplying pharmaceutical intermediates, dye intermediates, spice intermediates in China.
We supply and sell superior Pharmaceutical Intermediates products such as: P-Toluene sulfonamide (PTSA) , P-toluene Sulfonyl Chloride (PTSC) , O/P-toluene sulfonamide(OPTSA) , 4-Hydroxybenzaldehyde(PHBA) , O-Toluene Sulfonamide , N-ethyl-o/p-toluene sulfonamide .
Because our products have the good quality and competitive price, we have been built business relationships all over the world and have been selling our products in most of countries in the world.