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Santai Aostar Phosphate Chemical Industry Co.,Ltd. was established in the scientific city-Mianyang in 1966, manufacture yellow phosphorus, phosphoric acid, High-class Pentsulfidephosphate, phosphate products, vitriol and N.P.K compound fertilizer etc. in China. Its registered trade mark - "LIAOYUAN" had won "the known trademark" of Mianyang city, it had obtained ISO9001:2000 quality system, "AAA" special class trade credit certification.

We pride of our production specialized team. It is a team excels in the research and development of products. In addition, employees in the team have longtime production experiences. We own advanced production technology, reliable testing facilities and a proved quality guarantee system. Our main products include: phosphate products and the production capacity of per year 30,000 tons of yellow phosphorus, 60,000 tons of phosphoric acid for technical grade and 20,000 tons for food grade, 15,000 tons of High-class Pentsulfidephosphate, 20,000 tons of Monoammonium phosphate(MAP) for technical grade and 10,000 tons for food grade, 10,000 tons of Diammonium phosphate(DAP) for technical grade, 10,000 tons of Monopotassium phosphate(MKP) for technical grade and 5,000 tons for food grade. 15,000 tons of sodium Hexametaphosphate(SHMP) for technical grade and 5,000 tons for food grade, 10,000 tons of Sodium Tripolyphosphate(STPP), 5,000 tons of Urea Phosphate(UP), 10,000 tons of Trisodium Phosphate(TSP), 5000 tons of Sodium Acidic Pyrophosphate for food grade, 40,000 tons of vitriol for technical grade, 50,000 tons of superphosphate and 50,000 tons of N.P.K compound fertilizer etc.

We are been one of the front runners in the industry of Phosphate salts. The products had already been exported to USA, Japan, Korea, Brazil, Saudi Arabic, etc. with a good reputation in the world.

Representative offices have been established in Tianjin, where all kind of its products are available all the year around. The company sincerely hopes that it could establish sincere and long term business relations with customers from home and abroad.