This product is a kind of refined nutrient functional fertilizer which compound water soluble humic acid raw material with biological activity with some composite nitrogen, phosphorus and potassium elements by modern technology. It has the following features: nitrogen improvement, phosphorus solution, potassium promotion, improve and fertilize soil, promote crop root development, stimulate crop growth, increase crop disease resistance, drought resistance and cold resistance ability, it can reduce the dosage of pesticides and fertilizers, improve the output and quality, especially suitable for the drip irrigation, sprinkling irrigation and apply fertilization of economic crops, it is high-quality product with little input and good effect. We did a lot of experiments and demonstration on more than 30 crops such as grain, fruit, tea, tobacco and vegetables all over the country, which showed significant comprehensive effect of environmental protection, low carbon and high efficiency.