China State Construction and Engineering is the world's largest construction firm, with 2021 revenues of $293.7 billion, a record 17.1% increase from the previous year. It has recently completed high-profile construction projects, including the building of 28 Winter Olympics venues and 100 "emergency hospitals" to address pandemic-related medical needs. It will soon break ground on a 5G network in China's Henan Province, a solar-cell power plant in China's Shaanxi province, and the North East Rail Line in Victoria, Australia.