Cov kab ntau lawm tuaj yeem muab faib ua chav ntsuas tsis siv neeg, ntim thiab tshuab xaws, tsis siv neeg lub hnab ntim khoom, chav kuaj pom, palletizing chav (sib koom neeg hlau palletizing, txoj haujlwm siab palletizing tshuab) thiab lwm yam khoom, uas tau siv dav hauv petrochemical, chiv. , ...
Nyeem ntxiv