Located in Weifang, Shandong Province, P. R. China, where it is well-known as the production base of crude salt and bromide benefited by the advantaged subsurface brine resource, Weifang Runwei Trade Co., Ltd. is a professional trade company which is engaged in selling chemical products. Our main products include inorganic chemicals such as Calcium Chloride, Magnesium Chloride and Snow Melting Agents; water treatments chemicals such as Polyaluminium Chloride, Aluminium Sulphate and Polyacrylamide; fine chemicals such as Sodium Carboxymethyl Cellulose (CMC, CAS: 9004-32-4), 2-Acrylamido-2-Methylpropanesulfonic Acid Sodium Salt (CAS: 5165-97-9 ) and 2-Acrylamido-2-methylpropanesulfonic acid (AMPS, CAS: 15214-89-8), Sodium Methylally Sulfonate (CAS:1561-92-8), N-TERTIARY BUTYL ACRYLAMIDE (CAS:107-58-4), etc. They are extensively used in the fields of water treatment products, oil additives, rubber chemicals, inorganic chemicals, snow melting and food additives. Due to our long and stable relationship established with big manufacturers, we supply large quantity of products with high quality and good services at reasonable prices.