Qingdao Darun Chemical Co., Ltd is located in the beautiful coastal city of Qingdao, situated at the entrances of Jiqing expressway and Jiaozhou Bay highway, close to Liuting International Airport, only 20-minutes drive from Qingdao port. It is not only a beautiful environment, but also possesses unique transportation conditions. Established in 1993, our company covers an area of 18, 000 square meters, with 6, 000 square meters modern standard plant which is capable of producing 40, 000 tons of products every year. We specialize in manufacturing, developing and processing Sodium products. Our products are produced from the highest quality raw materials and in strict accordance with the national standard HG/T2568-94. Stable product quality and high quality service has won the general customers trust and support to our company. Our products are sold well in native market, while also exported to the countries and districts in Europe, Asia, Africa and North America. Our main product include: sodium metasilicate anhydrous, sodium metasilicate pentahydrate, sodium metasilicate nonahydrate. Sodium metasilicate pentahydrate is the best replacement product of STPP after phosphorus products have been prohibited. It prevents the pollution caused by STPP.Sodium metasilicate pentahydrate is widely used in making detergents, cleaning metals, ceramics, cement, paper, textile and construction industries. We are also able to carry on the suitable improvements to the products to satisfy our customer s special request. With the hope of increasing your value and competitive power, in order to realize win-win and develop together, Darun will try hard to study and enhance its culture, human and natural resources so as to offer our best service for you and become your loyal and reliable friend. In this era full of competition and opportunities, we would like to cooperate with you and to create our mutual bright future.