Lulong County Shuangyi Phosphorization Co., Ltd is located in the beautiful coastal city of Qinhuangdao, the factory covers an area of 40057. 8 square meters, construction area of 10,343 square meters, for the national high-tech enterprises and science and technology small and medium-sized enterprises, is the Hebei Province sulfuric acid industry association governing unit, Qinhuangdao sulfuric acid products engineering technology research center. The company, formerly known as Lulong County Phosphate Fertilizer Factory, was founded in 1973 and restructured into a joint-stock cooperative enterprise in 1997.

Our company has always adhered to the development concept of win-win and win-win, and adhered to the road of science and technology, environmental protection and sustainable development. After years of R&D practice, the current annual production capacity: 50,000 tons of ordinary sulfuric acid, 10,000 tons of refined sulfuric acid, 10,000 tons of AR grade reagent sulfuric acid, 20,000 tons of 50% reagent sulfuric acid, 10,000 tons of food additive sulfuric acid, 30,000 tons of refined aluminum sulfate, 20,000 tons of iron-free aluminum sulfate, 10,000 tons of low-iron aluminum sulfate, and 20,000 tons of liquid aluminum sulfate.

The company has a number of high-quality R & D technology team and advanced production equipment, the level of production technology continues to improve, the company in line with the development of innovation, to win the market with product quality, to win the trust of customers with a good reputation, the production of a series of products has always been in the forefront of the industry, and has passed the IS09001: 2015 quality management system certification. Our company's products are sold in Beijing, Tianjin, the three eastern provinces, Henan, Shanxi, Shaanxi, Ningxia, Zhejiang, Fujian, Guangdong and other provinces and cities, and exported to Southeast Asia, the Middle East, North America, Africa and other overseas regions.