QL nqes qhov laum
Lub DTH Khoom rau Rauj yog tsim raws li cov qauv zoo tshaj plaws uas siv cov qib siab zoo Steel kom lav qhov kev ua tau zoo tshaj plaws.Peb tseem tuaj yeem muab cov kev daws teeb meem zoo tshaj plaws rau koj cov mining, nrog kev ua haujlwm siab dua thiab qis dua, lossis peb tuaj yeem tsim kho rau koj. kuv qhov xwm txheej.
