HNKJ has more than 1500 sets of various equipment, focusing on the production of building materials machinery, as well as metallurgy, mining, chemical industry, environmental protection and other equipment. Its products have more than 10 series and more than 100 varieties and specifications. The annual production capacity is more than 30000 tons.         land occupied：267000㎡；         floor space：12600㎡ ；     &n...