On December 3, 2021, Premier Li Keqiang exchanged congratulatory letters with Lao Prime Minister Phankham Viphavanh on the opening of the China-Laos Railway, in which both stressed that the two sides are willing to work together to ensure the operation, maintenance and security of the railway, step up comprehensive development along the route, and strive to maximize the economic and social benefits of the railway in the interest of the two countries and the two peoples.