Compare to traditional pesticide, "SHEN YU" natural herb source pesticide are not only broad spectrum, but also can adjust and promote the growth of crops due to their abundant micro nutrition. Therefore, they are kinds of special products with multifunction rather simplex insecticide. It is well known that herbs have a long-long history in China. They not only have significant functions on Chinese medicine, also are important raw materials of green pesticide such as Matrine, Euphobria fisheriana, Chinaberry, Stemona sessilifolia, Eugenol etc. They control pests by contact killing and stomach poison with high efficiency and no harm to the environment.

Herbs have been served as Chinese Medicine for human beings since thousands of years ago. It also can be a protection for crops due to their self-protection system because different plants have different self-protection system. Some plants have active ingredients of killing pests; Some have active ingredients of killing virus, and some have a function of destructiveness. That is why herb source pesticides work.
Based on Traditional Chinese Herbal Medicine Theories, applying advanced extracting technology and through a decade of research and field experiments, "SHEN YU" natural herb source insecticide, fungicide and herbicide with High-Efficiency, Environment Friendly, Low-Toxicity, Non-Resistance, and Residue-Free are successfully developed out by Nantong Shenyu Green Medicine Co., Ltd.