1. Cov kav dej tua hluav taws yog cov kav dej siv rau kev tiv thaiv hluav taws thiab tua hluav taws;
2. Cov kav dej tua hluav taws yog hais txog cov khoom siv hluav taws xob uas siv rau kev tua hluav taws, txuas cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob, thiab thauj cov dej tua hluav taws, roj av lossis lwm yam xov xwm;
3. Vim yog cov kev cai tshwj xeeb, cov tuab thiab cov khoom siv ntawm cov kav dej tua hluav taws muaj cov kev cai tshwj xeeb, thiab cov xim liab yog txau los thauj cov dej tua hluav taws;
4. Cov kav dej cam khwb cia los ntawm high-speed centrifugal casting ntawm centrifugal ductile hlau tshuab tom qab ntxiv nodulizers los ntawm casting molten hlau saum toj no 18 yog hu ua "ductile hlau kav".
5. Sab nraum zoov hluav taws xob yeeb nkab nplhaib network system yog cov khoom siv hluav taws xob tua hluav taws teeb tsa hauv lub nplhaib ncig lub tsev. Lub luag haujlwm tseem ceeb yog ua kom tau raws li cov dej tua hluav taws hauv tsev thiab cov dej tua hluav taws sab nraum zoov ntawm lub tsev, thiab nws tau teem rau hauv lub nplhaib kom muaj kev nyab xeeb ntawm cov dej. Seb puas yuav txuas rau lub nroog cov dej hauv lub nroog yog nyob ntawm seb cov dej hauv nroog puas tuaj yeem ua tau raws li qhov xav tau ntawm cov dej tua hluav taws ntawm lub tsev.
6. Yog tias tsis tuaj yeem txaus siab, nws yuav tsum tsim kom muaj qhov sib cais ntawm cov dej tua hluav taws, suav nrog cov pas dej tua hluav taws thiab cov chav dej tua hluav taws.
