Lao National Assembly Saysomphone Phomvihane and many other Lao official were also on hand.
The project got off the ground in July 2018 and was finished recently to serve the first session of the 9th National Assembly of Laos.
The new building sits on the foundation of the old National Assembly house at Thatluang Square in the heart of Vientiane. It has a total area of about 23,400 m2, of which the construction area is about 7,171 m2, including 1 basement and 5 floors.
The project, costing US$111.7 million, was invested by the Vietnamese Ministry of Construction, and Army Corps 11 under the Vietnamese Ministry of Defense worked as general contractor.
According to Lao National Assembly Chairman Saysomphone Phomvihane, the structure is modernly equipped, that creates the best conditions for NA deputies, officials and employees to perform well their political tasks.
Addressing the ceremony, Presidents Thongloun Sisoulith and Nguyen Xuan Phuc noted the new National Assembly building is a vivid symbol of the great friendship, special solidarity and comprehensive cooperation between Vietnam and Laos.
On this occasion, President Nguyen Xuan Phuc awarded the Vietnamese Labour Order, first and second-class, to a number of leaders and former leaders of the Lao National Assembly who had directed and monitored the implementation of the project.
Party General Secretary and President Thongloun Sisoulith awarded the Lao Freedom Order, first class, to the Ministry of Construction of Vietnam, and the Lao Freedom Order, second class, to the Project Management Board of the Ministry of Construction and Army Corps 11 of the Ministry of National Defense of Vietnam.
President Nguyen Xuan Phuc left Vientiane on August 10 evening, concluding his two-day official friendship visit to Laos.