Wenzhou txoj kev lag luam steel hlau tsis muaj kev lag luam yog kev lag luam tshiab. Nws pib nyob rau hauv thaum ntxov 1980s. Tom qab 20 xyoo ntawm txoj kev loj hlob thiab kev tshawb nrhiav, nws tau txais tej chaw zoo thiab kev cuam tshuam hauv kev lag luam hauv domestic.
Tam sim no, muaj ntau tshaj 130 lub chaw lag luam uas muaj kev txhim kho thiab kev nthuav dav. Muaj 38 pleev cov tshuab hluav taws xob hauv kev lag luam tag nrho. Muaj ntau tshaj 500 khaub thuas thiab khaub noom khoom sib txuas thiab 6 lub tshuab hluav taws xob, txhua yam uas ua kom zoo zoo rau sab nraum lub cub tawg. Lwm cov khoom siv kuj ua tiav. Lub peev txheej thiab teev ntawm cov kev lag luam yog pheej txuas ntxiv thiab txhawb nqa. Nyob rau xyoo 2001, muaj 5 lub tuam txhab muaj nqis tshaj 100 lab nyiaj, thiab tshaj li 10 lub lag luam tau muab tso ua lub nroog thiab cheeb tsam lub hnub qub lag luam. Yuav kom paub meej cov khoom zoo, analytical khoom xws li dej siab, eddy tam sim no thiab ultrasonic qhov teeb meem kom paub, thiab kev nyeem ncaj qha spectrometer yog lossi ua kom zoo dua thiab zoo dua. Nyob rau hauv 2001, nws tau raug sam sim thiab kuaj los ntawm lub tuam tsev tswj kev tshaj lij, thiab tus kis tus nqi yog tshaj 80%.
Nrog ntau tshaj 300 kev tswj thiab tswj cov neeg ua haujlwm nrog ntau lub npe qib siab thiab theem nrab, lub tuam txhab tau pib ua rau kev khiav cov qauv ntawm kev tsim thiab kev tswj. Wenzhou stainless hlau kev lag luam yog tsim ua cov kav hlau tsis muaj steel hlau thiab stainless hlau rods, nrog ntau tshaj 400 hom, specifications thiab qauv. Nyob rau hauv 2001, stainless hlau muag khoom nce 1.715 billion yuan thiab cov zis hu 106,000 tons. Steel stainless pas nrig yog 222 lab yuan, cov zis yog 21.1 lab tons, thiab lub teb chaws se them rau ntau tshaj 100 lab yuan. Txoj kev xaim hlau ntawm cov kav hlau txuas ntxiv tau nce lub xyoo dhau los. Nyob rau hauv 2001, nws yog 5000T. Nws tau kwv yees tias cov nyiaj tawm yuav yog 8,000 ~ 10000T xyoo no. Kaum peb lub tuam txhab tau txais kev pab txhawb nqa tus kheej thiab cov khoom xa tawm. Stainless hlau hlab ntsha muaj exported rau dozens ntawm lub teb chaws thiab cov cheeb tsam hauv cov teb chaws Esxias sab hnub tuaj thiab cov European Union, thiab zoo siab heev los ntawm cov neeg lag luam txawv teb chaws thiab cov neeg siv.