We have our own sales team, design team, technical team, QC team and package team. We have strict quality control procedures for each process. Also, all of our workers are experienced in printing field for purity: 99%, Calcium Nitrate Fertilizer, Ammonium Sulfate Granular, Humic Acid As Fertilizer,Price Potassium Nitrate. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. The product will supply to all over the world, such as Europe, America, Australia,South Africa, Singapore,Toronto, Portugal.We have to continue to uphold the "quality, comprehensive, efficient" business philosophy of "honest, responsible, innovative"spirit of service, abide by the contract and abide by reputation, first-class products and improve service welcome overseas customers patrons.