Sino-Linchem International, Inc. was established in September, 2009. It is a subsidiary of Sino-Linchem Group and its main business is the manufacture, research and develop and sales of polyphosphoric acid, food addictive phosphoric acid and phosphates. The industry it belongs to is fine chemicals under the phosphorus chemical industry. The main products are polyphosphoric acid, phosphorus pentoxide, polyphosphates. The production capacity of polyphosphoric acid reaches as high as 100,000 metric tons per year. The capacity and export volume take the first place in the country and the supply capability is the No. 1 in the world. This makes Bosen Int’l a leading enterprise in the industry of polyphosphoric acid. The annual capacity of phosphorus pentoxide is 40,000 metric tons, ranking first around the globe. The annual capacity of polyphosphates is 150,000 metric tons. The application areas of polyphosphoric acid have involved sugar refining, agriculture, light industry, petroleum, chemicals, pharmaceutical, food, national defense, advanced science, etc. It can be applied in the making of condensation catalyst for petrochemistry, retardant, dehydrant, resin (made out of heat resistant polymer), modified asphalts, metal surface polishing agent, analytical reagent, pharmaceutical products and it can be used as raw material for liquid fertilizer in the modern agriculture.