Cov thawv ntim khoom qhuav qhuav yog GP.
Cov cai no tau siv dav hauv kev lag luam freight los txheeb xyuas cov thawv no, uas yog siv los thauj cov khoom dav dav. Cov thawv ntim khoom qhuav yog tsim rau kev thauj cov khoom siv kab lis kev cai, khoom siv niaj hnub, tshuaj, textiles, handicrafts, chemical khoom, kho vajtse thiab khoom siv hluav taws xob, cov tshuab hluav taws xob, cov twj paj nruag thiab tshuab.
Cov thawv ntim khoom qhuav tseem hu ua cov thawv ntim dav dav. Lo lus no yog siv los paub qhov txawv ntawm cov thawv ntim khoom qhuav los ntawm cov thawv ntim khoom tshwj xeeb, xws li cov thawv txias lossis cov thawv tshwj xeeb. Cov thawv ntim khoom qhuav yog siv los thauj cov khoom tsis khov, tsis muaj sia nyob, xws li cov khoom siv kab lis kev cai, khoom siv niaj hnub, thiab tshuaj, suav txog 70% txog 80% ntawm tag nrho cov ntim.
