CHENGDU ROCCA CO.,LTD. is specialized in manufacturing and exporting Phosphates and other Fully Water Soluble Fertilizers, such as Nitrates, Sulphates, NPKs, Micronutrients, etc. Located near phosphorous resources in Southwest China and with advanced manufacturing technology in this field, we have become one of the most important suppliers in global market for the following products: MAP, MKP, UP, DAP，Mono-potassium Phosphite, Potassium Phosphate, Calcium Nitrate Granular, KNO3, Ammonium Sulphate,  NPKs，etc.