The government leader will be accompanied by a high-ranking Government delegation, as guests of Lao Prime Minister Thongloun Sisoulith.
Vietnam and Laos have long enjoyed close-knit traditional friendship, special solidarity and all-around cooperation.
Bilateral trade reached US$900 million in 2017, a year-on-year increase of more than 10%. Both nations aim to raise their trade to US$4 billion by 2020.
Vietnamese businesses have poured US$5 billion in 276 projects in Laos, primarily focusing on energy, services, infrastructure, mining, agriculture and forestry.