云图控股：依托磷矿资源打造“磷矿—磷酸—磷酸铁/磷复肥”产业链，把磷资源价值“吃干榨尽”

Core Viewpoint - The company, Yuntu Holdings, has established a comprehensive industrial chain for phosphoric acid production, maximizing the value of phosphorus resources through a wet phosphoric acid process [1] Group 1: Production Process - The company utilizes phosphate rock and sulfuric acid as raw materials to produce phosphoric acid, which is then classified based on concentration and purity [1] - The industrial chain includes the production of refined phosphoric acid, water-soluble monoammonium phosphate, industrial-grade monoammonium phosphate, iron phosphate, and compound fertilizers [1] Group 2: Sulfuric Acid Production - The wet phosphoric acid production is supported by upstream sulfuric acid capacity, with established production lines for sulfuric acid from both sulfur sand and sulfur [1] - The annual production capacity for sulfuric acid from sulfur sand is 1.35 million tons, while from sulfur it is 1.6 million tons, totaling an annual sulfuric acid capacity of 2.95 million tons [1]