ST-ARN is sub-branch of Ma's Group Inc.at QingDao, as a manufacturer, since 1998, Ma's


Group Inc.has invested to build their own factories for satisfying their customers' request


at the region of raw materials in Shandong which is the largest region of raw material in


China. Ma's Group Inc. will continually invest for some good products in near future.


Meanwhile, as an international company, ST-ARN always seeks for becoming a reliable


supplier to the customers who need different items of water treatment chemiclas, oil


drilling chemicals,food additives, seafood and textiles products .Up to now, ST-ARN has


been becoming the top brand in the international market.ST-ARN products are well exported


to worldwide.


Qingdao St-Arn Imp & Exp Co.,Ltd as a leading supplier for water treatment chemiclas, oil


drilling chemicals,food additives, seafood and textiles products in China has own strict


quality control system, cooperates closely with International top quality inspection


institutions (eg,SGS) for keeping the quality improving.