Hnub no peb cov neeg tuaj ua haujlwm tuaj rau peb lub koomhaum los saib xyuas peb cov khoom ntawm cov khoom muag, ntau cov khoom, tag nrho ntawm ob 40HQ caband 20HQ tsheb, Nws muaj PPR tube, PVC tube, PVC yeeb fitting thiab lwm yam.
Cov neeg tuaj yeem ntseeg peb heev, thiab peb yuav them rov qab cov qhua tuaj yeem nrog kev pab.
