The Beijing–Guangzhou–Shenzhen–Hong Kong high-speed railway or Jingguangshengang high-speed railway from its Chinese name is a high-speed railway corridor of the CRH passenger service, connecting Beijingxi station in Beijing and Futian station in Shenzhen, Guangdong in less than nine hours of travel time. It is 2,230 kilometres (1,390 mi) long, and is the only Chinese high-speed railway to cross a border that requires immigration and customs clearance. The existing, conventional Jingguang railway runs largely parallel to the line.

The Shijiazhuang–Wuhan high-speed railway, or Shiwu passenger railway, is an 840 km (520 mi) high-speed rail line operated by China Railway High-speed between Shijiazhuang and Wuhan, the provincial capitals of Hebei and Hubei, respectively. Construction commenced in October 2008, with a total investment of 116.76 billion yuan. The design speed is 350 km/h (220 mph). It is part of the Jingguang passenger-dedicated line, a high-speed railway connecting Beijing and Guangzhou, which runs parallel to the older conventional Jingguang Railway.