Huánggǎng (皇岗) is a very popular border for buses and cars, and it is open 24 hours round the clock in both directions. Most of the buses from Mongkok, Wanchai etc. cross here. And you can get the 5-Day-Shenzhen visa here too! Special Note: Since the end of 2023/beginning of 2024, you can enter China visa-free with following passports: Austria, Belgium, France, Germany, Hungary, Ireland, Italy, Luxembourg, Netherlands, Spain, Switzerland, Malaysia You can stay in China for up to 15 days.