Narathiwat province’s people welcome Prime Minister Pham Van Dong (second L) during his official visit to Thailand in 1978. This is the first Thailand visit by a Vietnamese high-ranking leader since the two countries established their diplomatic relations in 1976 (Photo: VNA)

Prime Minister Kriangsak Chomanan holds talks with Prime Minister Pham Van Dong during the latter’s official visit to Thailand, Bangkok, September 10, 1978 (Photo: VNA)

Vietnam and Thailand has long developed a fine relationship which was marked by an official visit to Thailand by Prime Minister Pham Van Dong in 1978 after the two countries established their diplomatic relations in 1976 (Photo: VNA)

Prime Minister Kriangsak Chomanan and Prime Minister Pham Van Dong sign Vietnam – Thailand Joint Statement after their talks, Bangkok, September 10, 1978 (Photo: VNA)

Vietnam and Thailand organise their first Joint Cabinet Retreat which raised their relations to a new level of development on February 20-21, 2004 in Da Nang, Vietnam. Prime Minister Phan Van Khai and his Thai counterpart Thaksin Shinawatra witness the signing of an agreement on technical cooperation between the two nations, Da Nang, February 20, 2004 (Photo: VNA)

Prime Minister Anand Panyarachun (R) receives Chairman of the Council of Ministers Vo Van Kiet on his official visit to Thailand, Bangkok, October 28, 1991 (Photo: VNA)

Prime Minister Nguyen Tan Dung (L) hosts the welcome ceremony for Thailand’s Prime Minister Abhisit Vejjajiva on his official visit to Vietnam, Hanoi, July 10, 2009 (Photo: VNA)

President Le Duc Anh (R) receives Thai Crown Prince Maha Vajiralongkorn during his state visit to Vietnam, November 15, 1992 (Photo: VNA)

King Bhumibol Adulyadej (R) welcomes Party General Secretary Do Muoi during his official visit to Thailand, October 15-18, 1993 (Photo: VNA)

National Assembly Chairman Nguyen Sinh Hung holds talks with his Thai counterpart Somsak Kiatsuranont in Bangkok during his official visit to Thailand, December 3-5, 2012 (Photo: VNA)

Party General Secretary Nguyen Phu Trong plants trees at the Thailand – Vietnam Friendship Village in Nakhon Phanom province during his official visit to Thailand, June 25-27, 2013 (Photo: VNA)

Thai Prime Minister Chuan Leekpai hosts a welcome ceremony for Prime Minister Phan Van Khai on his official visit to Thailand, May 9-12, 2000 (Photo: VNA)

Thai Prime Minister Yingluck Shinawatra (R) greets Party General Secretary Nguyen Phu Trong during his official visit to Thailand from June 25-27, 2013. During the visit, Vietnam and Thailand officially lifted their relations to the Strategic Partnership (Photo: VNA)

Prime Minister Nguyen Tan Dung (R) welcomes and holds talks with his Thai counterpart Prayuth Chan-ocha during the latter’s visit to Vietnam from November 27-28, 2014 (Photo: VNA)

On his official visit to Thailand, Prime Minister Nguyen Tan Dung co-chairs the third Thailand – Vietnam Joint Cabinet Retreat, Bangkok, July 23, 2015 (Photo: VNA)

The signing ceremony of the Memorandum of Understanding on cooperation between the Mekong Delta province of Long An and Thailand’s Trat province. To date, 16 Vietnam’s cities and provinces have had cooperation relations with Thailand’s northeastern provinces (Photo: VNA)

Deputy Prime Minister Nguyen Xuan Phuc attends a flight launching to Thailand and a Joint Venture MOU signing ceremony between Thailand’s Kan Air and Vietjet Air, June 26, 2013 (Photo: VNA)

Vietnam and Thailand inked a memorandum of understanding on labour cooperation and an agreement on labour recruitment for the first time in July, 2015 (Photo: VNA)

The inauguration ceremony of Ho Chi Minh Museum in Phichit province, the third of its kind in Thailand, September 1, 2018 (Photo: VNA)

Thai-invested Amata industrial park is established since 1994 in the southern province of Dong Nai (Photo: VNA)

Off-shore patrol vessel HTMS Narathiwat from the Thai Royal Navy docks at Ho Chi Minh City Port, May 17, 2013 for a five-day visit (Photo: VNA)

The 14th Joint Technical Committee Meeting on Cooperation in Information and News Exchange between the Vietnam News Agency (VNA) and Thailand’s Public Relations Department (PRD), Bangkok, September 27, 2017 (Photo: VNA)

The 15th VNA - PRD Joint Technical Committee Meeting on Cooperation in Information and News Exchange , Ho Chi Minh City, December 4, 2018 (Photo: VNA)