Tianjin Guonuozhongsheng Chemical Co.,ltd. is located in Jinnan Development Area, City,which only about 50 kilometers far from Xin\'gang Port, This company a professional manufacturer and exporter of various kinds chemical products. The business scope ...

Simo Research Institute of Organic Chemistry is a scientific and technological enterprise which professional in research industrial surfactants with more then 20years experiences it's chemical synthesis application derivatives, water treatment ...