Peb cov qauv thawv shipping thauj cov khoom lag luam tsim tau yooj yim thiab tuaj yeem tsim cov khoom lag luam los muab qhov kev daws teeb meem rau txhua qhov kev lag luam ua haujlwm, kev tshwm sim, kev ua koob tsheej, kev ua lag luam, lossis chaw ua haujlwm. Peb tuaj yeem tsim cov khw muag khoom muag muag, kev pom zoo, thiab kev tshwm sim tos txais qhua. Peb cov phiaj xwm hauv tsev, kev tsim khoom, thiab ua kom lub sijhawm yog yam thib ob. Peb zoo siab rau peb tus kheej ntawm kev muab cov khoom lag luam zoo tshaj plaws, cov peev nyiaj tau ntsib ua ntej lub sijhawm, thiab muab cov khoom lag luam ntsuab uas tau ua kom dhau los. Ntxiv mus, cov kev teeb tsa no tau tsim 30% sai dua li cov qauv kev tsim vaj tsev.
