Histori ea Khampani
Ka 2022
Ka 2022, China ea First Direct Square Forming Pipe Line e nang le Tokiso e Felletseng
Ka 2021
Ka 2021, mohala oa tlhahiso ea lipeipi tsa sebopeho sa Likoloi o rometsoeng Japane o ile oa phethela mosebetsi
2020
Ka 2020, ZTZG e ile ea saena mohala o moholo ka ho fetisisa oa tšepe o se nang tšepe oa ERW820 China.
2019
Setho se ka Sehloohong sa Pontšo ea Dusseldorf ea Jeremane.
2018
Ka 2018, ZTZG e ile ea fumana litokelo tse fetang 10 nakong ea selemo, e leng se ileng sa tšosa indasteri.
Ka 2018, ZTZG e ile ea qapa le ho etsa mohala oa tlhahiso ea lipeipi tsa API tse otlolohileng tse nang le OD 720mm bakeng sa Tempo-NTZ ea Russia.
Ka 2018, lisekoere tsa pele tse ncha tsa China tse etsang 500 × 500mm mohala oa tlhahiso o saennoe Tianjin ke ZTZG.
2017
Ka 2017, lisekoere tsa pele tse ncha tsa China tse etsang 500x500mm mohala oa tlhahiso o ile oa saenoa Tianjin ke ZTZG.
2015
Ka 2015, mochine oa pele oa China o laoloang ke khomphutha oa marang-rang o lekoa ka katleho Turkey.
Ka , China ea pele e laoloang ke khomphutha online rola boemo peakanyo direct square production line (e tsamaellanang le chitja le tube square tube) e ile ea lekoa ka katleho Turkey.
2014
Ka 2014 ZTZG e ile ea khethoa e le setho sa lekhotla le emeng la China Confederation of Roll Forming Industry (CCRFD.
2012
Columbia 300X300X12mm Automatic Direct Square Forming Tube Production Line.
2011
Ho tloha ka 2011 ho isa 2013, ho ile ha rekoa mobu oa 100 mu bakeng sa kaho ea lithupelo tse ncha, 'me workshop e pharaletseng ea ho sebetsa e ile ea phethoa le ho sebelisoa.
2010
Ka 2010, ho ile ha feta ISO9001 Quality System Certification; E kentse letsoho ho bokelleng litekanyetso tse ngata tsa indasteri, theknoloji ea "XZTF" e hapile Khau ea China Cold Roll Forming Steel Technology Innovation.
2009
Ka 2009, e ngolisitse laesense ea ho reka kantle ho naha.
2008
Ka 2008, ZTZG e bile mohlala oa k'hamphani ea China Credit Rating System.
2007
Ka 2007, ZTZG e ile ea etsa leloala la tšepe le batang la 1500mm bakeng sa Wanhui Group, ho fihlela mohala oa pele oa tlhahiso ea lisebelisoa tsa qubu ea tšepe ea China.
2006
Ka 2006, ZTZG e ile ea etsa leloala la lipeipi tsa tšepe tse 200 × 200mm bakeng sa Shanxi Steel Group, ho fihlela mohala oa pele oa tlhahiso oa China o khethehileng bakeng sa terene.
2005
Ka 2005, ZTZG e ile ea etsa leloala la lipeipi tsa 426mm ERW bakeng sa SUIA Fasttube, ho fihlela mohala oa pele oa tlhahiso ea lipeipi tsa API tsa boemo bo holimo tsa China.
2004
Ka 2004, ZTZG e ile ea etsa leloala la liphaephe tsa 273mm ZTF (Zhongtai Flexible Forming)-1 bakeng sa Feme ea Tianjin Zhongshun, ea fihlela leloala la pele la lipeipi tsa China ka mokhoa oa ZTF (Zhongtai Flexible Forming).
2003
Ka 2003, ZTZG e atlehile ho hlahisa le ho etsa mohala oa pele oa China oa liphaephe tse nang le mesebetsi e mengata bakeng sa KISC SSM 'me e ile ea hlomphuoa bakeng sa 'Tube Mill Technological Innovation Price' ea selemo.
2001
Ka 2001, ZTZG e atlehile ho etsa leloala la 150 × 150 bakeng sa Heng Fa Co., ho fihlela mohala oa pele oa China oa ho etsa lisekoere tse otlolohileng.
2000
Ka 2000, ho ile ha thehoa Shijiazhuang Zhongtai Tube Technology Development Co., LTD.
