Since its launch in December 2021, the China-Laos Railway had handled over 3.09 million passenger trips as of Monday, official data showed.

Some 2.71 million passenger trips were registered in the railway's China section starting from Kunming, provincial capital of the country's southwest Yunnan Province, in which 23.5 pairs of passenger trains were operated per day on average, according to the China Railway Kunming Group Co., Ltd.

The amount of passenger trips on the railway's Laos section has increased steadily to reach 380,000, with nearly 5,000 recorded on the peak day.

As a landmark project of high-quality Belt and Road cooperation, the 1,035-km China-Laos Railway connects China's Kunming with the Laotian capital Vientiane.