Jiangxi Rentian Ecological Co., Ltd. was established in 2002, located in Jinggangshan Economic and Technological Development Zone. It is a national high-tech enterprise and the largest fungal biopesticide enterprise in China. It mainly produces pollution-free, residue-free and non-resistant biological pesticides, which are used for pest control in forestry, green agriculture, grassland, urban greening and other fields. The company has built the largest entomogenous fungal strain bank in Asia and the top five in the world, and is the only enterprise approved by the National Development and Reform Commission to produce fungal biopesticides. It is the first enterprise in China to realize large-scale industrial production of fungal biopesticides, with an annual output of 1 1,000 tons of mother drug and 4000 tons of preparation. Formed a complete industrial chain from research and development, strain cultivation, mother drug production, preparation production to technical service, and the technology of each link in the industrial chain is at the leading level in China; It is the only enterprise with biological control technology and products for Bursaphelenchus xylophilus in China. Its products have special effects on Bursaphelenchus xylophilus and have been listed as "national forestry emergency medicine" by the State Forestry Administration. The trademark "Tian Li" owned by the company was recognized as "China Famous Trademark" by the State Administration for Industry and Commerce.