Mireia, a 23-year-old medical college student and a pianist from Barcelona, obtained the title after beating 113 other contestants from around the world. Miss Russia Sofia Nikitchuk finished the runner-up and Miss Indonesia Maria Harfanti ranked the third.
This was 65th Miss World contest and the seventh held in China.
The Miss World pageant, created in the Britain by Eric Morley in 1951, is the oldest surviving major international beauty contest.
It is one of the three most publicized beauty contests in the world, alongside the Miss Universe and Miss Earth contests.