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 5 also states that a person born outside China to parent(s) with Chinese nationality, does not have Chinese nationality if a foreign nationality is acquired at birth and one of the Chinese national parents (or both) has gained that country's permanent residency. An example involving nationality by birth in "jus soli" countries, including the US, would be that if a child was born in the United States by two Chinese-national parents, and one of them has already acquired US permanent residency, but the other one has only temporary status in the US (e.g.: F-1 or H-1B), then the child "is