Statement:
An average person in China drinks less alcohol than in Cuba

In the Alcohol average daily consumption rating China holds position #106 2016 out of 189 and Cuba is #104 out of 189 2016.
Position of China is better than position of Cuba.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both China and Cuba, compared to most countries of the World.

Referencies:

  1. Alcohol average daily consumption 2016 by WHO
    The countries in the rating sorted by 'Both sexes' in descending order.
    China 'Both sexes' value is 27.9
    Cuba 'Both sexes' value is 28.5