If you go to the border by car, it is about 30-40 minutes. There are 5 border checkpoints that associable by the metro, bus, or ferry. It takes about 1 hour by metro to the border and then about another hour by subway to central Hong Kong. There is also a ferry and direct coach buses that (also about one hour) to central Hong Kong. Depending on the day and time you visit the border, it can take 20 minutes to 2 hours to pass through customs. For more information on transportation to Hong Kong visit the PKU Shenzhen website. While for most nationalities a visa is not required for Hong Kong, some nationalities are required to have a Hong Kong visa. Be sure to check with the Hong Kong consulate.
