jiachen group is specialized in producing high-quality metallurgical coke and coal chemical products for metallurgy industry.the corporation possesses 4 JN60-6 type coke oven batteries,including 2 coke oven batteries of 55 holes and 2 0f 60 holes. theannual output of high-quality metallurgical coke is over 2.3 million tons,the purified coal gas is 1.1 billion m3,the coal tar is 130,000tons,the crude benzol is 30000 tons and the ammonium sulphate is 25000tons,the otheraccessories are sulphur and various relevant chemicals.being in the leading position in the same industry in china,the corporation possesses advanced equipments and technologies with high-level electric automation system and perfect environment protection measures.