Tian Jin yiheng S&T development Co.LTD, , is located in Tianjin ,China. It is a high-tech enterprise which combines scientific research, manufacture with distribution .Our company's main products are barium carbonate,barium hydroxide , barium sulphate, barium sulphate,precipitated,lithium bromide,lithium hydroxide,lithium carbonate,sodium bisulphate,sodium bisulphite,nitro-benzene, cyclohexanone, tri-n-butyl amine and so on.Moreover we can synthesize different kinds of chemical intermediate.Welcome to contact us!