Do you have a special tower compound fertilizer with a content of 50?

Is there a tower compound fertilizer with a content of 50 in Sirte? A: Sirte has a high-tower compound fertilizer with a content of 50%. Sirte is located in the national Ningguo Economic and Technological Development Zone. It is a modern high-tech joint-stock company integrating the production of phosphorus and compound fertilizer and the trade of various fertilizers. The company's products include humic acid rape special fertilizer, high phosphorus corn special fertilizer, tower compound fertilizer and tobacco special fertilizer.