Cov qauv hlau tau siv dav hauv kev tsim kho thiab kev tsim vaj tsev vim lawv muaj ntau yam zoo, nrog rau lub zog, durability, thiab ntau yam.Hauv tsab xov xwm no, peb yuav tshawb txog cov hauv paus ntawm cov qauv steel, lawv cov txiaj ntsig, thiab cov yam ntxwv uas yuav tsum xav txog thaum tsim thiab tsim lawv.Cas ib...
Nyeem ntxiv