High-profile Vietnamese leaders, including Party General Secretary and State President Nguyen Phu Trong, Politburo member and National Assembly (NA) Chairwoman Nguyen Thi Kim Ngan, President of the Vietnam Fatherland Front (VFF), etc., have sent their congratulations to the Lao Front for National Construction (LFNC) on the 45th National Day of Laos (December 2).