Photo taken on Feb. 2, 2019 shows the China Railway No.2 Engineering Group (CREC-2) Vientiane beam fabrication yard in Vientiane, Laos. All the key projects along the China-Laos railway are set to be completed specifically on exact dates, such as those of the tunnels to be bored through, bridges' closure and concrete casting of substructures. (Xinhua/Laos-China Railway Co., Ltd)