Crystal's unilateral lip means that Crystal's lips are short, the upper lip peak is upturned and the lip shape is exquisite. Although it looks like a small mouth, it is highly recognizable.

Crystal, whose real name is Zhang Jiao, was born in Suihua, Heilongjiang, and is a film actress in China.

In 2009, Crystal starred in the film and television debut "Accidental Cherry Blossom". Since then, she has stepped into the entertainment circle as an advertising model.