1, 1988, first introduced in in the Northwest area of leaf fertilizers chelated technologies have boosted the development of foliar fertilizer industries at home;   

2, 1995, first realized the multi-strains cultured, become a milestone in the development of microbiological fertilizer; the same year, Shaanxi issued using lectures on television, advertising, technical data and making up experiments and demonstrations, distribution fleet directly into the village, and so the overall marketing strategy, fungus generalization of volume of more than 1800 tons that year, marked a miracle in microorganism fertilizer in the whole country;

3, 1999, set up the country's largest single fermentation towers, first by artificial inoculation, in the Northwest Tower organic fertilizer fermentation, dry active organisms;

4, 1999, the first completed "photosynthetic bacteria" production standard of, and registered in the Ministry of agriculture for the record;

5, 2000, in the first implementation of bio-organic fertilizer combination of bacteria and fermented, developed the "12 bacteria" bio-organic fertilizer;

6, 2005, developed a convenient and fertilizer distribution-in-effect "TV distribution of fertilizer", was completed in the first accurate positioning as a product of microbial fertilizer and microbial fertilizers promote opened up broad prospects for and been appreciated by Ministry of agriculture experts.

DeLong fertilizer has been affected by national quality supervision and inspection center of support of Ministry of Agriculture of microbial fertilizers, former head of Ge Cheng, Ning Guozan, Li has factory visit. Japan deep Tian Jiucheng of microbial fertilizer expert also made a factory Exchange. bio-organic fertilizer products have been "CCTV" economic channels selected for outstanding new products throughout the country bringing science and technology to broadcast live to the nation in a live television event promotion.

companies currently have the Ministry of agriculture issued: photosynthetic bacteria microbial agent, agent, biological organic fertilizer, organic matter maturity, trace elements, water soluble fertilizers, official registration certificate 6; includes: microorganism, biological foliar fertilizer, organic fertilizer, trace elements of microbial red fertilizer, organic matter maturity of 5 categories, more than 40 varieties.