Hengyang Valin Steel Tube Co., Ltd.(tom qab no hu ua HYST) tau tsim nyob rau xyoo 1958, nws yog ib lub koom haum ntawm Hunan Valin Iron & Steel Group Co., Ltd. Tam sim no muaj 3900 tus neeg ua haujlwm nrog tag nrho cov cuab tam ntawm 13.5 billion Yuan. Nws tau lees paub tias yog lub tuam txhab thev naus laus zis siab thiab tshiab, kev lag luam uas muaj txiaj ntsig zoo hauv cov cuab yeej cuab tam hauv lub tebchaws, kev lag luam ntawm kaum lub tuam txhab lag luam hauv kev lag luam xa tawm hauv xeev Hunan thiab kev lag luam ntawm kaum sab saum toj ua qauv qhia kev nyab xeeb hauv Hunan Xeev.
CITIC Pacific Special Steel Holdings (CITIC Tshwj Xeeb Steel luv luv), yog ib lub koom haum ntawm CITIC Limited. Nws tau muaj xws li subordinate tuam txhab uas muag xws li 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 thiab Yangzhou Pacific Special Materials Co., Ltd, tsim ib tug ntug hiav txwv dej thiab ntug dej hiav txwv layout ntawm kev lag luam saw.
Yangzhou Chengde Steel Yeeb Nkab Co., Ltd. yog ib tug tig tawm los ntawm Jiangsu Chengde Steel Pipe Co., Ltd., uas yog lub thib ob lub teb chaws-class enterprise, lub xeev science thiab technology private enterprise nrog lub ntsiab ntau lawm ntawm ntau yam 219-720 × 3 -100mm carbon steels thiab alloy steel seamless steel kav. Kev tsim khoom npog ntau yam lag luam xws li Thermal zog, Petrochemical & Refinery, boiler, Mechanical, Roj & roj, thee thiab nkoj tsim. Lub tuam txhab yog lub domestic tshwj xeeb technology private enterprise uas muaj tag nrho cov ntau yam ntawm seamless steel kav.
Baotou Hlau thiab hlau Group, Baotou Steel los yog Baogang Group yog ib lub tuam txhab hlau thiab hlau hauv Baotou, Inner Mongolia, Suav. Nws tau reorganized nyob rau hauv 1998 los ntawm Baotou Hlau thiab hlau tuam txhab tsim nyob rau hauv 1954. Nws yog lub loj tshaj plaws steel enterprise nyob rau hauv Inner Mongolia. Nws muaj lub hauv paus loj ntawm cov hlau thiab hlau thiab cov kev tshawb fawb loj tshaj plaws thiab tsim cov hauv paus ntawm cov ntiaj teb tsis tshua muaj nyob hauv Suav teb. Nws lub tuam txhab pabcuam, Inner Mongolia Baotou Steel Union (SSE: 600010), tau tsim thiab teev nyob rau hauv Shanghai Tshuag Txauv xyoo 1997.
