Which are the four major steel mills in Hunan?

Hunan valin Xiangtan iron and steel co., ltd, Hunan valin Lianyuan iron and steel co., ltd, Hunan valin Hengyang iron and steel co., ltd and Hunan valin Zhangjiajie iron and steel co., ltd.

1, Hunan valin Xiangtan iron and steel co., ltd: the largest production base of wide and thick plates in central and southern China, and one of the second largest seamless steel pipe production bases in China. This steel mill mainly produces wide and thick plates, seamless steel pipes and other products.

2. Hunan Hualing Lianyuan Iron and Steel Co., Ltd.: It is an important construction steel production base in China, mainly producing billet, rebar, wire rod and other products.

3. Hunan Hualing Hengyang Iron and Steel Co., Ltd.: It is an important steel production base in southern China, mainly producing hot-rolled coils, cold-rolled coils and other products.

4. Hunan Hualing Zhangjiajie Iron and Steel Co., Ltd.: It mainly produces high-speed wire rods, billets and other products.