The order of Chinese names is family name first, then given name. Among some 440 family names, the 100 most common ones account for 90% of the total population. Brides in China do not adopt their husband's surnames.
Unlike the Japanese, Chinese do not commonly bow as a form of greeting. Instead, a brief handshake is usual.
China is one of those wonderful countries where tipping is not practiced and almost no one asks for tips. The same thing goes even in Hong Kong and Macao, except in some luxurious hotels.
People in China tend to over-order food, for they will find it embarrassing if all the food is consumed. When you have had enough, just say so. Or you will always overeat!