China-Laos railway bores bottleneck project of Houay Phoulai Tunnel

China Railway No. 8 Engineering Group (CREC-8) staff members pose for group photos after drilling through the Houay Phoulai Tunnel in Oudomxay Province, northern Laos, July 23, 2020. The China Railway No. 8 Engineering Group (CREC-8) has drilled through Houay Phoulai Tunnel, a highly risky and a key bottleneck project along the China-Laos railway, on Thursday. (CREC-8/Handout via Xinhua)