1, Ib lub tshuab tuaj yeem ua tiav kev xaws ntawm pos thiab cov plaub hau ntawm velcro, nws tuaj yeem ua rau lub voj voog noj.Yog li cov khoom tuaj yeem sewn nyob rau hauv ib lub sij hawm, zam lub tsub zuj zuj ntawm semi-tiav khoom.

2, Kev pub mis yog ruaj khov thiab stitches zoo nkauj.Tus neeg teb xov tooj tsuas yog yuav tsum tau muab cov ntaub thiab xaws yooj yim.

3, Los ntawm kev hloov cov tuag, txiav ntawm txoj cai kaum, cov ces kaum sib npaug thiab cov ces kaum tshwj xeeb tuaj yeem ua tiav.

4, Cov khoom no muaj ntau yam kev siv thiab yooj yim kho.Dav siv nyob rau hauv factories xws li reflective khaub ncaws, hnab, khaub ncaws, khoom siv sab nraum zoov, tsev pheebsuab, thiab lwm yam.