We are an international company specializing in the manufacture of APIs&Intermediates ,Phase Transfer Catalysts (PTC), Quaternary Ammonium Compounds (QUATS).
URL: http://www.yanshan-chem.com/english/index.htm in English [Translate]
The company dedicated to the development, production and marketing of chemicals. Focus on:Organic compounds,Active Pharmaceutical Ingredient(s),Nutritional products,Custom synthesis and Contract Manufacturing.
URL: http://www.chemindustry.com.cn/dayang/products.html in English [Translate]
The company committed to develop, product and sale the fine chemicals, and has got the lmp.&Exp.permit, The production are used in many areas including chemicals , medical, plastic,dyes, cosmetics and so on.
URL: http://www.sdlanyin.com in English [Translate]
A leading manufacturer of research chemicals, metals and materials including high purity inorganics, organics and organometallics, precious compounds and catalysts, rare earth compounds and metals, labware and more.
URL: http://www.alfa.com/alf/laboratory_chemical_suppliers.htm in English [Translate]