Statement:
An average person in Mexico drinks more alcohol than in China

In the Alcohol average daily consumption rating Mexico holds position #82 2016 out of 189 and China is #106 out of 189 2016.
Position of Mexico is worse than position of China.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both Mexico and China, compared to most countries of the World.

Referencies:

  1. The countries in the rating sorted by 'Both sexes' in descending order.
    China 'Both sexes' value is 27.9
    Mexico 'Both sexes' value is 33.1