No Touching
People who hate hugs are going to love this one. Using a hug as an introduction or greeting is noted as being over-the-top and space-invading. It could make the recipient uneasy and uncomfortable, so avoid the hug and go for the gentle handshake or bow.
How To Name Your Kid
Believe it or not, there are guidelines on how to name your kid. If it can't be written in Mandarin, it can't be used. This rule was put in place after a man wanted to name his child "@". Honestly, it's not a bad rule. The state of California has something similar!