CNHBSJZAF Chemical Limited Company lies in the Jinzhou Industrial Garden, Shijiazhuang, Heibei province. With convenient transportation and beautiful environment, It is in charge of various chemical products such as farm chemical and medicine intermediate etc. The main products include O-phthalonitrile,paraphthonitrile,3-Nitrophthalonitrile,4-Nitrophthalonitrile,Tetrachlorophthalonitrile etc. The company has very advanced equipments and a satisfactory variety of examine methods. The company's equipments are all adopted the environmental protection technology that is called "green chemical industry and they all meet the environmental protection standard of Shijiazhuang province and national. So they will not raise environmental pollution. The company's strength is solid and the technology power is very strong. With the cooperation of Wuhan University , the company set up the alpha unite experiment center and the special research-development institute to foster its own research-development staff, grasp this industry's development trends and prepare for the item so as to be a forcing technology back for the enterprise's development and the technology's advancement. The product's content is 99.0% and it has reached the international advanced level.