Welcome To Guanlong Founded in 1987, Hebei Guanlong Agrochemical CO.,LTD has grown into one of the largest fungicide&insecticide manufacturers in China (Hengshui City). It is the largest manufacturing base of Thiram TC & Ziram TC in Asian and the largest one of Dimethomorph TC in China. Guanlong possesses over 100 ICAMA registrations and dozens upcoming. Focusing on both TC manufacturing and Preparations processing, Guanlong commits to D&R and producing of high-efficient fungicides. Our products widely apply for the diseases treatment in whole growing period of various fruit trees, vegetables, crops and special plants. Certified by ISO9001:2000, equipped with advanced QC instruments and processing techniques, by applying reliable impor...