Ts-120 environmental protection pesticide special assistant is refined from the active substance in Camellia oleifera cake as the main raw material. The product passed the expert appraisal organized by Zhejiang Provincial Science and Technology Department on July 30, 2005. The appraisal conclusion: the product purification and modification technology is in the domestic leading level, the pesticide efficiency is remarkable, the environmental protection is non-toxic, and it is a new type of additive worthy of promotion.