Изучите:
https://www.travelchinaguide.com/cityguides/guangdong/144hours-visa-free.htm
https://www.travelchinaguide.com/cityguides/guangdong/144hours-visa-free.htm
Цитата:you have three options:
- By plane - to take a direct flight from Guangzhou to Hong Kong
- By train - only a conventional train departing from Guangzhou East to Hong Kong Hung Hom railway station
- By ferry - from Guangzhou Nansha or Shenzhen Shekou port to Hong Kong
These are eligible options. To be allowed to use any of them, you will need to book an appropriate ticket online in advance and to have an e-confirmation with you all the time,