廣深港高速鐵路
The Hong Kong section of the Guangzhou–Shenzhen–Hong Kong Express Rail Link (sometimes abbreviated "XRL HK section") is a 26-km long stretch of high-speed rail that links Hong Kong to mainland China. It is one of the most expensive infrastructure undertakings in Hong Kong history. The line connects Kowloon with the high-speed rail network of China at Futian station in Shenzhen, then running north towards the commercial hub of Guangzhou.