1. Company difference: Beijing Metro is affiliated to Beijing Metro Corporation and is the main body of subway operation directly managed by Beijing Municipal Government; Beijing-Hong Kong Metro is established by Beijing Infrastructure Investment Co., Ltd., Beijing Capital Venture Group Co., Ltd. and Hong Kong Metro Co., Ltd. with different shareholding structures and management systems.
2. Difference of operating lines: Beijing Metro contains many operating lines, including Metro Line 2, 10, 19 and other 17 operating lines, covering the main areas of Beijing; At present, the Beijing-Hong Kong subway contains relatively few operating lines, including Line 4 Daxing Line, 17 Line, 16 Line and 14 Line.