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 additional nationalities at birth through "jus sanguinis" from the non-Chinese parent. However, a child born to at least one Chinese parent does not automatically acquire Chinese nationality if, due to the consequences of its birth, it can acquire another nationality. That is, a child born outside China does not automatically acquire Chinese nationality if the parents, who are Chinese nationals, themselves settle permanently outside China (see "nationality by birth" above) and the child is eligible to acquire that country's nationality at birth. In general, most second generation overseas Chinese ("Chinese Americans", "British Chinese" or "Chinese Canadians", etc.) and many South