Are the five 15 compound fertilizers in Zheng Jin fake fertilizers?

No. 5 15 is called Zheng Jin fertilizer (high concentration organic and inorganic functional fertilizer) which is the third generation mainstream fertilizer, and it is not a fake fertilizer. They have 10 national invention patents, and are epoch-making new fertilizers, which have the multifunctional characteristics of expelling insects, preventing diseases, loosening soil, raising roots, retaining water, increasing production and improving quality.