The Third Front Movement or Third Front Construction was a Chinese government campaign to develop industrial and military facilities in the country's interior. The campaign was motivated by strategic
China Nuclear City in Haiyan County, Qinghai, that carries China's nuclear weapons program
Xichang Satellite Launch Center in Sichuan
Panzhihua Iron and Steel factory built on mountains
Chengdu-Kunming Railway that links Chengdu and Kunming, but also important facilities like Xichang Satellite Launch Center and Pangang