We mainly research, develop and sale the Nicotine, including the Nicotine Sulfate, Nicotine Eyclodextrine, the Solanesol products, matrine, which could be used in producing pesticide. We have been selling these products for years and have many customers spread all over the world .Our products are very popular and good quality. If you need, Please don't hesitate to contact me with E-MAIL, and our website is www.sntz.com. Hope to cooperation with you in the near future.