On 20 May 2012, in Zhengzhou City, Henan Province, China, the largest trouser mosaic was unveiled.

23,171 trousers made the mosaic, which measured 6,381.61㎡ ( 68,691 ft² 11.28 in²).

Henan Youth Fashion Advocates Association, Zhengzhou Leading Show Fashion Co, Zhengzhou Yunding Fashion Co, and Zhengzhou Yerad Fashion Co organized the event.

The event promoted the Zhengzhou as a city famous for fashion and trouser manufacturing.

The image formed by the trouser mosaic was a "ding" (an ancient Chinese vessel with three legs) and two Chinese characters for "fashion".