There are several packages of diammonium phosphate in Guizhou.

There are two kinds of packaging for diammonium phosphate in Guizhou. Guizhou diammonium phosphate has yellow and white packaging, but the packaging is different, and there is no difference in composition. Guizhou Lin Kai (Group) Co., Ltd. is a large state-owned enterprise engaged in phosphate mining and phosphorus chemical production. Founded in 1958, it is one of the three major phosphate rock production bases in China and one of the key enterprises in the production of high-concentration phosphate compound fertilizer. Lin Kai Group has a unique resource advantage, with a total phosphate rock resource of 654 million tons, which is the only basic raw material in China that can be directly used to produce high-concentration phosphate compound fertilizer without beneficiation. Calcium superphosphate, a chemical fertilizer product, is a famous brand in China, and monoammonium phosphate, diammonium phosphate and compound fertilizer are all provincial famous brands.