Decision No. 189/1999/QD-TTg dated September 20, 1999 of the Prime Minister ratifying the overall orientation planning for construction of Lao Bao trade area, Quang Tri province, till the year 2020

Decision No. 189/1999/QD-TTg dated September 20, 1999 of the Prime Minister ratifying the overall orientation planning for construction of Lao Bao trade area, Quang Tri province, till the year 2020