The handshake is commonly used when greeting westerners.
The Hong Kong Chinese handshake is rather light.
During the greeting, many Hong Kong Chinese lower their eyes as a sign of respect.
There is no need for you to emulate this gesture, although prolonged eye contact should be avoided during the greeting.
If you are at a large function, you may introduce yourself to other guests.
At smaller functions, it is polite to wait for your host or hostess to introduce