A model displays a new e-bike at the 11th China North Int'l Bicycle & E-bike Exhibition in Tianjin, March 31, 2011. [Photo / Xinhua]

The 11th China North Int'l Bicycle & E-bike Exhibition kicked off in Tianjin on March 31, 2011.

The event, which will go until April 2, simultaneously takes place at Meijiang Convention and Exhibition Center and Tianjin International Exhibition Center.

More than 500 companies are displaying their latest models of bikes or e-bikes at the exhibition.