On 14 August 2025, H.E. Mr. Maris Sangiampongsa, Minister of Foreign Affairs, held a bilateral meeting with H.E. U Than Swe, Minister of Foreign Affairs of the Republic of the Union of Myanmar, on the sidelines of the 10th Mekong–Lancang Cooperation (MLC) Foreign Ministers’ Meeting in Anning, Yunnan Province, China.
Both sides agreed to strengthen cooperation in several key areas, including addressing the issue of transboundary river water quality, promoting border security, and advancing sustainable development in border areas. In addition, the Minister of Foreign Affairs briefed his Myanmar counterpart on Thailand’s efforts to address the situation along the Thailand–Cambodia border.