British National (Overseas)
英國國民(海外)

Someone who was a British overseas territories citizen by connection with Hong Kong was able to register as a British national (overseas) before 1 July 1997. If you’re not already a British national (overseas), you cannot apply to become one. If you’re a British national (overseas), you and your family members may be able to apply for a British National (Overseas) visa. It allows you to live, work and study in the UK.