Hong Kong has longest life expectancy according to recent study Posted in : News on March 6, 2018 by : Around DB chinese university of hong kong, global agewatch index, high life expectancy, Hong Kong Comments: 0 Tags: chinese university of hong kong, global agewatch index, high life expectancy, Hong Kong A recent study by the Chinese University of Hong Kong (CUHK) has revealed that Hong Kong boasts the highest life expectancy in the world