Chaw nyob
Cov khoom siv tua hluav taws, teeb pom kev zoo, tsev neeg
Cov vaj tsev pej xeem, tsev kawm ntawv, chaw ua lag luam
Cov khoom siv tua hluav taws, inverter cua txias
Kev lag luam thiab mining, chaw nres nkoj, chaw tsim kho
Pob zeb crushing machinery, conveyor siv, pil
Nkoj thiab tsheb tsim khoom
Robot vuam, hluav taws xob vuam, forging
Textile
Kev hloov pauv zaus, counter tam sim no rectifi
metallurgy
Kev hloov pauv zaus, counter tam sim no rectifi
Lub zog tshiab
Photovoltaic zog tsim, cua zog gen
