Sichuan Hongda Co.,Ltd. engages in the non-ferrous metal zinc smelting and sales, and phosphorous chemical products production and sales business in China. The company offers chemical fertilizers, including ammonium phosphate, calcium hydrogen phosphate, potassium dihydrogen phosphate, compound fertilizer, potassium sulfate, potassium chloride, ammonium sulfate, ammonium chloride, etc.; and industrial-grade mono ammonium phosphate, feed grade calcium hydrogen phosphate, Chlor-alkali, and industrial sulfuric acid. It also provides plastic woven bags, gypsum and gypsum products, zinc ingots, and zinc alloy, as well as zinc alloys and metal material extracted from waste residues; and rare metals, such as molybdenum, indium, and germanium, as well as zinc oxide and other products. The company was founded in 1979 and is headquartered in Shifang, China.