In December 2014, the Thai and Chinese governments signed a memorandum of understanding on railway infrastructure cooperation within the framework of the Thailand Transport Infrastructure Development Strategy 2015-22.The event marked the 40th anniversary of diplomatic ties between Thailand and China.
In July 2022, China and Thailand agreed to jointly work towards the early opening of the China-Laos-Thailand railway during a meeting between Chinese State Councilor and Foreign Minister Wang Yi and Thai Deputy Prime Minister and Foreign Minister Don