​Undated photo showing a man drinking rice wine in one shot at the Yongxing Square Food Street, Xi'an, Shaanxi Province. [Photo: IC]

Undated photo of a man throwing a bowl to the ground at the Yongxing Square Food Street, Xi'an, Shaanxi Province. [Photo: IC]

Undated photo showing visitors waiting to drink "wrestling wine" at the Yongxing Square Food Street, Xi'an, Shaanxi Province. [Photo: IC]

Undated photo showing visitors waiting to drink "wrestling wine" at the Yongxing Square Food Street, Xi'an, Shaanxi Province. [Photo: IC]

Undated photo showing visitors waiting to drink "wrestling wine" at the Yongxing Square Food Street, Xi'an, Shaanxi Province. [Photo: IC]