Bolivia planned to develop La Paz Water Supply Project, in La Paz, Bolivia. Sinohydro Engineering Bureau 4 Co Ltd was the construction contractor. The project covered the construction of 62.5 km pipeline. The main construction content consists of seven parts: concrete gravity dam, earth dam, drinking water treatment plant, water diversion project, and irrigation system in 4 blocks. The project would promote local economic development and strengthen the link between China and Belt & Road countries.