Hengyang Valin Steel Tube Co., Ltd (nke a na-akpọ HYST) tọrọ ntọala na 1958, ọ bụ onye enyemaka nke Hunan Valin Iron & Steel Group Co., Ltd. Ọ nwere ndị ọrụ 3900 nwere ihe onwunwe nke 13.5 ijeri Yuan. A nabatara ya dị ka ụlọ ọrụ teknụzụ dị elu na nke ọhụrụ, ụlọ ọrụ nwere uru na ikike ikike ọgụgụ isi mba, ụlọ ọrụ n'etiti ụlọ ọrụ iri kacha elu na azụmaahịa mbupụ na mpaghara Hunan na ụlọ ọrụ n'etiti ngalaba ngosi iri kachasị na nchekwa na Hunan Province.
CITIC Pacific Special Steel Holdings (CITIC Special Steel maka mkpụmkpụ), bụ enyemaka nke CITIC Limited. Ọ nwere ụlọ ọrụ dị n'okpuru dị ka Jiangyin Xingcheng Special Steel Works Co., Ltd, Hubei Xinyegang Steel Co., Ltd, Daye Special Steel Co., Ltd, Qingdao Special Steel Co., Ltd, Jingjiang Special Steel Co., Ltd, Tongling Pacific Special Materials Co., Ltd na Yangzhou Pacific Special Materials Co., Ltd, na-eme usoro atụmatụ dị n'ụsọ osimiri na nke dị n'akụkụ osimiri nke yinye ụlọ ọrụ.
Yangzhou Chengde Steel Pipe Co., Ltd bụ a ogho si Jiangsu Chengde Steel Pipe Co., Ltd., nke bụ mba nke abụọ ụlọ ọrụ, provincial sayensị na nkà na ụzụ onwe Enterprise na isi mmepụta nke dị iche iche 219-720 × 3 -100mm carbon steels na alloy ígwè enweghị nkebi ígwè ọkpọkọ. Mmepụta ahụ na-ekpuchi ọtụtụ ụlọ ọrụ dị ka ike ọkụ, Petrochemical & Refinery, boiler, Mechanical, Mmanụ & gas, coal na ụgbọ mmiri. Ụlọ ọrụ ahụ bụ ụlọ ọrụ nkeonwe nke teknụzụ pụrụ iche nke nwere ụdị ọkpọkọ nchara zuru oke zuru oke.
Baotou Iron na Steel Group, Baotou Steel ma ọ bụ Baogang Group bụ ụlọ ọrụ steeti nwere igwe na nchara na Baotou, Mongolia Inner, China. A haziri ya na 1998 site na ụlọ ọrụ Baotou Iron na Steel guzobere na 1954. Ọ bụ ụlọ ọrụ nchara kachasị ukwuu na Mongolia Inner. O nwere nnukwu ihe nrụpụta nke ígwè na ígwè yana nyocha sayensị kachasị ukwuu na ntọala mmepụta nke ala ndị na-adịghị ahụkebe na China. Ụlọ ọrụ enyemaka ya, Inner Mongolia Baotou Steel Union (SSE: 600010), tọrọ ntọala ma depụta ya na Shanghai Stock Exchange na 1997.
