Tuam Tshoj txoj kev lag luam welded yeeb nkab tau pib nyob rau hauv 1950s, pib import ncaj seam fais vuam yeeb nkab units thiab kauv vuam yeeb nkab units los ntawm Soviet Union thiab lub teb chaws Yelemees. Xyoo 1958, Shanghai tau tsim kuv lub teb chaws thawj zaug hauv teb chaws tsim qis - zaus welded yeeb nkab ntau lawm kab thiab tsim Shanghai Welded Steel Pipe Plant (tom qab hloov npe hu ua Shanghai Steel Pipe Plant), muab kev txhawb nqa thev naus laus zis rau kev txhim kho ntawm kuv lub teb chaws txoj kev lag luam welded yeeb nkab. Txij li thaum kev hloov kho thiab qhib, kuv lub teb chaws txoj kev lag luam welded yeeb nkab tau nkag mus rau lub sijhawm ntawm kev txhim kho sai, kev xa khoom lossis tsim ntau tus txheej txheem welded yeeb nkab, xws li ERW yeeb nkab, ncaj seam submerged arc welded yeeb nkab, thiab UOE loj - txoj kab uas hla welded yeeb nkab units. Tam sim no, Tuam Tshoj muaj kwv yees li 2,800 teeb ntawm ntau yam welded yeeb nkab units, nrog rau cov yeeb nkab welded muaj peev xwm ntawm kwv yees li 70 lab tons, ntawm cov lag luam ntiag tug suav rau feem coob.
ESTABLISHED IN 2OO9
