After the 1949 establishment of the People's Republic of China, many deliberately cut off their contacts with relatives in China in fear that those relatives might suffer persecution for having foreign contacts.
1949年中華人民共和國成立後，許多人還故意切斷與中國親屬的聯繫，擔心這些親屬可能因遭受外國接觸而遭受迫害。