入境
to enter a country; immigration
入境问俗
When you enter a country, enquire about the local customs (idiom); do as the natives do; When in Rome, do as the Romans do
入境随俗
When you enter a country, follow the local customs (idiom); do as the natives do; When in Rome, do as the Romans do
出入境检验检疫局
entry-exit inspection and quarantine bureau
出入境管理局
Exit and Entry Administration Bureau (PRC)