Shirkadda Hengyang Valin Steel Tube Co.,Ltd. (oo hadda loogu yeero HYST) waxaa la aasaasay 1958, waana shirkad hoos timaada Hunan Valin Iron & Steel Group Co., Ltd. Hadda waxay leedahay 3900 oo shaqaale ah oo leh hanti dhan 13.5 bilyan oo Yuan. Waxaa loo aqoonsan yahay shirkad tiknoolajiyadeed oo heer sare ah oo cusub, shirkad faa'iido u leh xuquuqda hantida garaadka ee qaranka, shirkad ka mid ah tobanka shirkadood ee ugu sarreeya ganacsiga dhoofinta ee Gobolka Hunan iyo shirkad ka mid ah tobanka shirkadood ee ugu sarreeya bandhigyada amniga ee Gobolka Hunan.
CITIC Pacific Special Steel Holdings (CITIC Special Steel marka la soo gaabiyo), waa shirkad hoos timaada CITIC Limited. Waxay lahayd shirkado hoos yimaada sida 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 iyo Yangzhou Pacific Special Materials Co., Ltd, iyagoo samaynaya qaab-dhismeed istiraatiiji ah oo silsilad warshadeed oo xeeb iyo webi ah.
Yangzhou Chengde Steel Pipe Co., Ltd. waa shirkad gaar loo leeyahay oo ka timid Jiangsu Chengde Steel Pipe Co., Ltd., oo ah shirkad gaar loo leeyahay oo heer qaran ah, oo ah shirkad gaar loo leeyahay oo sayniska gobolka iyo tignoolajiyada ah, iyadoo soo saarta ugu weyn ee birta kaarboon ee 219-720 × 3-100mm ah iyo tuubooyin bir ah oo aan kala go 'lahayn oo bir ah. Wax soo saarku wuxuu daboolayaa warshado badan sida Korontada Kulaylka, Batroolka & Warshadaynta, kuleyliyaha, Mechanical, Saliid & Gaas, dhuxusha iyo dhismaha maraakiibta. Shirkaddu waa shirkad gaar loo leeyahay oo tignoolajiyada gaarka ah ee gudaha ah oo leh noocyada ugu dhammaystiran ee tuubooyinka birta aan kala go'a lahayn.
Kooxda Birta iyo Birta ee Baotou, Baotou Steel ama Baogang Group waa shirkad ay dawladdu leedahay oo birta iyo birta ah oo ku taal Baotou, Gudaha Mongolia, Shiinaha. Waxaa dib loo habeeyay 1998-kii Shirkadda Birta iyo Birta ee Baotou oo la aasaasay 1954-kii. Waa shirkadda birta ugu weyn ee gudaha Mongolia. Waxay leedahay saldhig wax soo saar oo weyn oo bir iyo bir ah iyo saldhigga cilmi-baarista iyo wax soo saarka sayniska ee ugu weyn ee dhulalka naadirka ah ee Shiinaha. Shirkaddeeda hoos timaada, Inner Mongolia Baotou Steel Union (SSE: 600010), ayaa la aasaasay oo lagu taxay Suuqa Saamiyada Shanghai sanadkii 1997-kii.
