Ua hoʻokumu ʻia ʻo Hengyang Valin Steel Tube Co., Ltd. (ma hope iho i kapa ʻia ʻo HYST) i ka makahiki 1958, he lālā ia o Hunan Valin Iron & Steel Group Co., Ltd. He 3900 mau limahana me ka huina o 13.5 billion Yuan. Ua ʻae ʻia ʻo ia ma ke ʻano he ʻoihana ʻenehana kiʻekiʻe a hou, he ʻoihana me ka pōmaikaʻi i nā kuleana waiwai naʻauao ma ka ʻāina, kahi ʻoihana i waena o nā ʻoihana he ʻumi ma ka ʻoihana kūʻai aku ma ka ʻāina ʻo Hunan a me kahi ʻoihana i waena o nā ʻāpana hōʻikeʻike he ʻumi i ka palekana ma ka ʻāina ʻo Hunan.
ʻO CITIC Pacific Special Steel Holdings (CITIC Special Steel no ka pōkole), he lālā ia o CITIC Limited. Ua loaʻa iā ia nā hui haʻahaʻa e like me 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 ʻO Pacific Special Materials Co., Ltd a me Yangzhou Pacific Special Materials Co., Ltd, e hana ana i kahi hoʻolālā hoʻolālā kahakai a me ka muliwai o ke kaulahao ʻoihana.
ʻO Yangzhou Chengde Steel Pipe Co., Ltd. he wili mai Jiangsu Chengde Steel Pipe Co., Ltd., ʻo ia ka lua o ka ʻoihana ʻāina, ka ʻepekema kūloko a me ka ʻenehana pilikino me ka hana nui o nā ʻano 219-720 × 3 - 100mm kalapona kila a me ke kila huila paipu kila ʻole. Hoʻopili ka hana i nā ʻoihana he nui e like me ka Thermal power, Petrochemical & Refinery, boiler, Mechanical, Oil & gas, coal and shipbuilding. ʻO ka hui ka ʻenehana kūʻokoʻa ʻenehana kūʻokoʻa i loaʻa ka ʻano piha piha o nā paipu kila ʻole.
ʻO Baotou Iron and Steel Group, Baotou Steel a i ʻole Baogang Group he ʻoihana mokuʻāina hao a kila ma Baotou, Inner Mongolia, Kina. Ua hoʻonohonoho houʻia ma 1998 mai Baotou Iron and Steel Company i hoʻokumuʻia ma 1954. ʻO ia kaʻoihana kila nui loa ma Inner Mongolia. Loaʻa iā ia kahi kumu hana nui o ka hao a me ke kila a me ka noiʻi ʻepekema nui loa a me ka waihona hana o nā honua laha ʻole ma Kina. ʻO kāna hui ʻoihana, ʻo Inner Mongolia Baotou Steel Union (SSE: 600010), ua hoʻokumu ʻia a helu ʻia ma ka Shanghai Stock Exchange ma 1997.
