Shenhai Explosion-Proof
Thaum tsis nco qab lawm, Nws yog ib qho tseem ceeb kom ceev nrooj khiav tawm tus neeg mob mus rau thaj chaw uas muaj huab cua zoo dua thiab pib ua pa tawm dag zog.
Tom qab muab kev pab thawj zaug, Kev kho mob tam sim ntawm lub tsev kho mob yog qhov tsim nyog, qhov twg cov kws kho mob yuav kho cov kev kho mob thaum muaj xwm ceev rau qhov mob hnyav.