Any who were ineligible for PRC citizenship and who had not applied for BN ( O ) status automatically became British Overseas citizens .
After the handover , most former BDTCs became citizens of the People 's Republic of China .
Any who were ineligible for People 's Republic of China citizenship and who had not applied for BN ( O ) status automatically became British Overseas citizens .
After the handover , most former BDTCs became citizens of the People 's Republic of China .