Hanoi, Oct. 9 -- Prime Minister Le Minh Hung and a high-ranking Vietnamese delegation left Wattay International Airport in Vientiane on October 9 noon, concluding their two-day official visit to Laos at the invitation of Lao PM Saleumxay Kommasith. During the visit, PM Hung held talks with his Lao counterpart, and met with General Secretary of the Lao People's Revolutionary Party and President of Laos Thongloun Sisoulith and President of the National Assembly Sonexay Siphandone. Together with PM Saleumxay, he co-chaired the Vietnam-Laos Investment Promotion Conference. The Vietnamese PM received Vice President of the Lao Front for National Construction Central Committee Laopaoxong Navongxay and President of the Laos-Vietnam Friendship Ass...