﻿ 【#Gioi thieu van tat nhiem vu/】&Truong tho sat muon toi mang 50 thanh thiet kiem# den cho Tran tho sat /o Thang son。&【#Muc tieu nhiem vu/】&giao thiet kiem den cho Tran tho sat。&【#Phan thuong nhiem vu/】&$ Kiem cu khuyet/X1 Dong vangX400