As Tet is approaching, import and export are also bustling through Vietnam - China border gates especially Lang Son and Lao Cai border gates. The number of vehicles clearing import and export have been increasing sharply these day because at this time domestic businesses promote export activities of Tet goods. At the same time, domestic manufacturing businesses also increase the import of consumer goods, products, machinery components,... to serve production at the end of the year and near Tet. In Lang Son, the number of vehicles clearing import and export through 6 road border gates: Huu Nghi, Chi Ma, Tan Thanh, Coc...