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
The Quality of Nationality Index to which the nationality holder has settlement access. Weight of Settlement Freedom accounts for 15% of the total QNI General Ranking scale. As of 2017, France's quality of nationality is ranked the best in the world, according to the latest edition of the Quality of Nationality Index (QNI). The French nationality earned a score of 81.7% out of a possible 100%, fractionally ahead of Germany. While the difference between France's and Germany's results is relatively small, France's comparative advantage lies in its greater settlement freedom (attributable mainly to the country's former colonial empire). France's quality of nationality is ranked the