Cultural difference do exit in every corner of the world where the ame behavior often carrie totally different meaning when we ocialize with people. The four experience above are typical example.
Take having dinner a a cae in point when we are in China we often pay for dinner even though there are many people eating with you. But the next time it will be omeone ele who pay for the dinner. However, the Britih are ued to having dinner with friend without paying for them.
I think it i high time that we hold an open mind to embrace different culture. A the aying goe that when in Rome do a Romando When we are in other countrie we hould do thing in their way which will not reult in a embarraing converation with the local.