In 1990 China moved by bicycle and slow green trains; in December 2025 its high-speed network passed 50,000 kilometers, more than the rest of the world combined. The episode traces technology transfer, stimulus-driven construction, and standardized viaducts, then audits the bill: trillions of yuan in debt, underused western lines, and a country that also became the world's biggest car market.
Who's who
Deng XiaopingRode Japan's Shinkansen in 1978 and said China needed to run
Liu ZhijunRailways Minister who drove the leapfrog strategy; fired for corruption in 2011
Zhang ShuguangDeputy minister who ran the 2004 technology-transfer tenders; also convicted of corruption
Zhao JianEconomist and prominent critic of overbuilding
October 1978Deng Xiaoping rides the Shinkansen in Japan
2004Technology-transfer tenders bring Kawasaki, Siemens, Alstom and Bombardier deals
August 2008Beijing-Tianjin line opens
November 2008Four-trillion-yuan stimulus makes rail a channel of economic policy
June 2011Beijing-Shanghai high-speed railway opens
December 2025Network tops 50,000 km
Still debated
China's rail debt is a range: the national operator reported about 6.2 trillion yuan at end-2024, with more in local financing vehicles. The share of profitable lines is an analyst estimate, and cost comparisons with Europe carry caveats about land, labor, and accounting.