GBT 38144.1.2-2019 Suav Qhov Muag Ntxuav Standard

Nrog rau kev tsim kho qhov muag hauv Suav teb, tsoomfwv tau saib xyuas ntau dua hauv kev tiv thaiv tus kheej.Tsis ntev los no, Tuam Tshoj Qhov Muag Ntxuav Standard tau tshaj tawm — — GBT 38144.1.2-2019.

Marst Safety Equipment (Tianjin) Co., Ltd, ua tus kws tshaj lij qhov muag ntxuav chaw tsim tshuaj paus tshaj 20 xyoo.Peb lub tuam txhab thawj coj--Mr.Liu tau raug caw los ua tus qauv.

Tus txheej txheem muab faib 2 qhov chaw, uas yog cov ntaub ntawv kev thiab cov neeg siv phau ntawv.

Yog xav paub ntxiv, thov nyem qhov no:

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