![Photo taken on June 14, 2018 shows piers of the Nam Khone super major bridge in Vientiane, Laos. China Railway No. 2 Engineering Group (CREC-2) has completed the main construction work of the longest bridge along the China-Laos railway which is also the longest-ever bridge in Laos. (Xinhua/Qin Xiaoming)](http://www.ecns.cn/hd/2018/06/16/361909282b3a4a8e88ceea1ec940a53b.jpg)
Photo taken on June 14, 2018 shows piers of the Nam Khone super major bridge in Vientiane, Laos. China Railway No. 2 Engineering Group (CREC-2) has completed the main construction work of the longest bridge along the China-Laos railway which is also the longest-ever bridge in Laos. (Xinhua/Qin Xiaoming)
![Photo taken on June 14, 2018 shows piers of the Nam Khone super major bridge in Vientiane, Laos. China Railway No. 2 Engineering Group (CREC-2) has completed the main construction work of the longest bridge along the China-Laos railway which is also the longest-ever bridge in Laos. (Xinhua/Qin Xiaoming)](http://www.ecns.cn/hd/2018/06/16/399a9a9dd7e9447ea42ade21feba5695.jpg)
Photo taken on June 14, 2018 shows piers of the Nam Khone super major bridge in Vientiane, Laos. China Railway No. 2 Engineering Group (CREC-2) has completed the main construction work of the longest bridge along the China-Laos railway which is also the longest-ever bridge in Laos. (Xinhua/Qin Xiaoming)
![Photo taken on June 14, 2018 shows piers of the Nam Khone super major bridge in Vientiane, Laos. China Railway No. 2 Engineering Group (CREC-2) has completed the main construction work of the longest bridge along the China-Laos railway which is also the longest-ever bridge in Laos. (Xinhua/Qin Xiaoming)](http://www.ecns.cn/hd/2018/06/16/f91d120a64cc43f3880af9b483509b4f.jpg)
Photo taken on June 14, 2018 shows piers of the Nam Khone super major bridge in Vientiane, Laos. China Railway No. 2 Engineering Group (CREC-2) has completed the main construction work of the longest bridge along the China-Laos railway which is also the longest-ever bridge in Laos. (Xinhua/Qin Xiaoming)