Nationality law of the People's Republic of China East Asian nationals of Chinese ethnicity are not Chinese nationals (although some may qualify for nationality of Taiwan) through their Chinese grandparents. British National (Overseas), a status currently held by many Hong Kong residents, is considered a type of British nationality by countries other than China, nearly 3.4 million Hong Kong residents were registered as BN(O)s before the handover of Hong Kong. Most of those people also have Chinese nationality, making them one of the largest group of dual nationals in the world. Portugal has never created an various classes of nationals nor has Portugal revoked Portuguese citizenship from Portuguese
Nationality law of the People's Republic of China person to enter China on a Guinea Bissau passport. The Hong Kong Immigration Department and the DSI of Macau allow persons who have acquired additional citizenship or nationalities other than their Chinese nationality to make a "declaration of change of nationality" should they wish to terminate their Chinese nationality and be recognized as a foreign citizen pursuant to Article 9. The cost is cheaper than renunciation under Article 10, but this route is only available for people who have already (legally) lost their Chinese nationality under Article 9. Therefore, notable exceptions to the eligibility of declaration would be persons with