Our Beijing Kingbo Biotech Co., Ltd is in the good position to provide Organic Pesticide from Pure Chinese Herbs(mainly for export), which shows great advantages during the application--low toxic, long validity, strong effect, no residue and no harm to human and animals. Also we get the OFDC Organic Certificate for our products. We have steady product quality and good price.We are manufacturer, we have our own factory, we founded from 2001.Our products such as Matrine series; Pyrethrins series, Rotenone, Nicotine, Berberine and Osthol are sold all over the world.0.6% Matrine, 5% Matrine, 1.5% Pyrethrins, 5% Pyrethrins, 50% Pyrethrins, 10% Nicotine, 5% Ronteone, 7.5% Rotenone, 0.3% Azadirachtin, 0.1% Physcion, 0.5% Physcion, 0.8% Physcion, 2% Physcion, 4% Berberine, 1% Cnidiadin, 0.2% Resveratrol, 0.7% Carvacrol.If you have some request for product details, please contact me soon. Email: jwj2008 at 126 dot com. You can also visit the web.