zizhi1 zizhi2   zizhi3 zizhi4
Syndic unit of Association of Secondary and Micronutrients Fertilizer Research Production and Innovation  Vice-chairman of New Chinese Secondary and Micronutrients Fertilizer Academy Industry Research Alliance   Chinese Secondary and Micronutrients Fertilizer Popular Science Base Chinese New Secondary and Micronutrients Fertilizer Innovation Research and Development Center
         
zizhi6   zizhi5
Ten New Model Patents   An Innovation Patent