Handshakes are becoming more common; however, if other people are bowing or nodding, do that instead. It is never appropriate to touch anyone on top of the head. Even children and infants’ personal space should be respected.

This applies to legs as well. Keep your feet on the ground, and do not cross your legs in an obtrusive way.

This may not seem like a small point, but Taiwanese people are quite offended by it. You may also be surprised at how often you do it.

Hierarchies are very important in Taiwan, and the elderly garner the most respect. Always pay attention to their needs and never invade their personal space unless asked. [4] X Research source

Expensive alcohol and tea are safe gifts, especially at a dinner event. If you decide to get your hosts another item, make sure that you have multiple.

Avoid casually mentioning that you should get together or have lunch. If you intend to follow up, pick a date and time to assure that you follow through.

If you are unsure of what to ask, it is okay to repeat questions that you were asked. If you are asked an overly personal question, do not become uncomfortable.

If you are in a formal situation, it is also appropriate to say “Xièxie nĭ/nĭn”.