Road rules
In Hong Kong you drive on the left side. Most cars have manual transmission (stick).
Speed limits
Unless otherwise posted, the speed limits for cars and motorcycles are as follows: 50 km/h (31 mph) in all built-up areas, 50-70 km/h (31-43 mph) on undivided highways, 70-110 km/h (43-68 mph) on motorways and 70-110 km/h (43-68 mph) on expressways.
Alcohol
It is illegal to drive with blood alcohol content higher than 0.05%.