Tuam txhab keeb kwm
Hauv xyoo 2022
Nyob rau hauv 2022, Tuam Tshoj tus thawj Direct Square tsim cov yeeb nkab kab nrog tag nrho-Automatic hloov
Hauv 2021
Nyob rau hauv 2021, Tsheb qauv yeeb nkab ntau lawm kab exported rau Nyiv ua tiav commissioning
2020
Xyoo 2020, ZTZG tau kos npe rau qhov loj tshaj plaws stainless hlau ERW820 yeeb nkab ntau lawm kab hauv Suav teb.
2019
Tus tswv cuab tseem ceeb ntawm German Dusseldorf Exhibition.
2018
Nyob rau hauv 2018, ZTZG tau txais ntau tshaj 10 patents nyob rau hauv ib lub xyoo, uas shocking kev lag luam.
Nyob rau hauv 2018, ZTZG tsim thiab tsim ncaj welded API yeeb nkab ntau lawm kab Nrog OD 720mm rau Russia's Tempo-NTZ.
Nyob rau hauv 2018, Suav thawj tshiab ncaj square tsim 500 × 500mm cov kab ntau lawm tau kos npe hauv Tianjin los ntawm ZTZG.
2017
Nyob rau hauv 2017, Suav thawj tshiab ncaj square tsim 500x500mm ntau lawm kab tau kos npe rau hauv Tianjin los ntawm ZTZG.
2015
Hauv xyoo 2015, Tuam Tshoj thawj lub khoos phis tawj tswj hwm online yob txoj haujlwm hloov kho ncaj qha square ntau lawm kab (tshaj nrog lub raj thiab square raj) tau ua tiav hauv Turkey.
Nyob rau hauv , Tuam Tshoj tus thawj lub computer-tswj hauv internet yob txoj hauj lwm hloov ncaj qha square ntau lawm kab (tshaj nrog round raj thiab square raj) tau ntse sim nyob rau hauv Qaib Cov Txwv.
Xyoo 2014
Nyob rau hauv 2014 ZTZG tau raug xaiv los ua ib pawg sawv cev ntawm Suav Confederation ntawm Roll Forming Industry (CCRFD.
Xyoo 2012
Columbia 300X300X12mm Tsis Siv Neeg Direct Square Forming Tube Ntau Lawm Kab.
Xyoo 2011
Los ntawm 2011 txog 2013, 100 mu ntawm av tau muas rau kev tsim kho cov kev cob qhia tshiab, thiab cov txheej txheem kev cob qhia tau ua tiav thiab muab tso rau hauv kev siv.
2010
Hauv xyoo 2010, dhau ISO9001 Cov Txheej Txheem Txheej Txheem Zoo; Koom nrog hauv kev sib sau ua ke ntawm ntau tus qauv kev lag luam, "XZTF" thev naus laus zis yeej lub Tuam Tshoj Cold Roll Forming Steel Technology Innovation Award.
Xyoo 2009
Hauv xyoo 2009, tau sau npe rau daim ntawv tso cai rau ntshuam thiab xa tawm.
Xyoo 2008
Nyob rau hauv 2008, ZTZG tau los ua ib tug piv txwv tuam txhab ntawm Suav Credit Rating System.
Xyoo 2007
Nyob rau hauv 2007, ZTZG tsim lub 1500mm txias yob broad steel yeeb nkab zeb rau Wanhui Group, ua tiav Tuam Tshoj tus thawj broad steel ntawv pawg khoom kab ntau lawm.
Xyoo 2006
Xyoo 2006, ZTZG tau tsim 200 × 200mm stainless hlau yeeb nkab zeb rau Shanxi Steel Group, ua tiav Tuam Tshoj thawj cov kab ntau lawm tshwj xeeb rau railway rail.
Xyoo 2005
Xyoo 2005, ZTZG tau tsim 426mm ERW yeeb nkab zeb rau SUIA Fastube, ua tiav Tuam Tshoj thawj qib siab API yeeb nkab ntau lawm kab.
Xyoo 2004
Xyoo 2004, ZTZG tsim 273mm ZTF (Zhongtai Flexible Forming)-1 yeeb nkab zeb rau Tianjin Zhongshun Hoobkas, ua tiav Tuam Tshoj tus thawj yeeb nkab zeb nrog ZTF (Zhongtai Flexible Forming) txheej txheem.
Xyoo 2003
Nyob rau hauv 2003, ZTZG tau ntse tsim thiab tsim Tuam Tshoj tus thawj multi-functional yeeb nkab kab rau KISC SSM thiab tau txais kev qhuas rau 'Tube Mill Technological Innovation Nqe' ntawm lub xyoo.
Xyoo 2001
Xyoo 2001, ZTZG tau ua tiav 150 × 150 raj zeb rau Heng Fa Co., ua tiav Tuam Tshoj thawj zaug ncaj square txoj kab raj kab.
2000
Nyob rau hauv 2000, tsim Shijiazhuang Zhongtai Tube Technology Development Co., LTD.
