Is it useful to call 110 in Hong Kong?

No use. The emergency number in Hong Kong, China, should be 999, not 110, so calling 110 in Hong Kong is useless. The Hong Kong Special Administrative Region, referred to as "Hong Kong", the full name of the Hong Kong Special Administrative Region of the People's Republic of China, is located in southern China, east of the Pearl River Estuary, across the sea from Macau to the west, adjacent to Shenzhen to the north, and Zhuhai Wanshan Islands to the south , the regional scope includes Hong Kong Island, Kowloon, the New Territories and 262 surrounding islands, with a land area of ??1113.76 square kilometers, a sea area of ??1641.21 square kilometers, and a total area of ??2754.97 square kilometers. As of the end of 2023, the total population is 7.5031 million, making it one of the most densely populated areas in the world. The average life expectancy ranks first in the world and the human development index ranks fourth in the world.