It is a new type of high-efficiency compound fertilizer containing nitrogen and quick-acting calcium. It has a fast fertilizer effect and features rapid nitrogen supplementation. It is widely used in greenhouses and large-scale farmland. It can improve the soil and increase the aggregate structure so that the soil does not clump. When planting cash crops, flowers, fruits, vegetables and other crops, the fertilizer can extend the flowering period, promote the normal growth of roots, stems and leaves, ensure bright fruit color, increase fruit sugar. Is a highly efficient and environmentally friendly green fertilizer.