Zhangjiagang Hengchang New Construction Materials Co., Ltd and Zhangjiagang Hengle New Construction Materials Co., Ltd are both holding subsidiaries. It can annually process 6 million tons of S95 slag powder from blast furnace, 3.20 million tons of steel slag, 150,000 tons of converter sludge ball, 300,000 tons of zinc-bearing dust. Products are used as metallurgy accessories. Besides, there are also slag powder, steel slag, tailings and other new construction materials sold in the market.