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 Macau specifically below. There is no provision in Chinese nationality law regarding the "involuntary acquisition" of another country's nationality can cause the loss of Chinese nationality. An example would be a Chinese woman marries a man from a country observing "jus matrimonii" (e.g. Iran), in which case she automatically becomes an Iranian national upon marriage. Also, Article 9 explicitly states that only Chinese nationals residing abroad who voluntarily acquires another country's citizenship shall be deemed as forfeiture of Chinese nationality. As a result, a Chinese national residing in China with no permanent residency in any foreign countries who obtains economic