How about phosphorus and potassium nitrate in Jinkai, Henan?

Phosphorus and potassium nitrate in Jinkai, Henan Province are very good. According to relevant public information, Jinkai brand potassium nitrate phosphate was produced by introducing Spanish INCRO patented technology and equipment. The product contains nitrate nitrogen, ammonium nitrogen and medium and trace elements, with smooth particles, high purity, good solubility, high quality and high efficiency, and obvious production effect.