Honghe Senju is the pioneer and the largest manufacturer of pyrethrum in China, the company specializes in planting, processing, development, sales and scientific research of environmental-friendly natural insecticides-pyrethrum. Since its foundation in 1994, the company has managed to establish 6667 hectares of intensified pyrethrum-planting base in Luxi County, Yunnan Province, China. Luxi county, located near North latitude 24 degree and East longitude 103 degree, has suitable rainfall, temperate climate and fertile soil, all the climate and environment conditions there are quite ideal for pyrethrum growing.