The 22nd commercial printing and LED lighting fair opened at Changchun International Conference and Exhibition Center in Changchun, capital city of Jilin province, on March 11.

The fair is being held to allow advertising firms to advertise their services and products, such as digital printing, metal laser engraving, simulation 3D printing, and VR holographic projection light boxes.

Covering an exhibition area measuring 24,000 square meters, this year the event features more than 1,000 stands for over 500 companies.

Three main categories of exhibits are on display –– advertising products, LED products, and neon lights.

Advertising products include equipment and materials for producing advertisements, various light boxes, advertising photography equipment, and image processing systems.

Initiated in 1998, the event has been held on 21 occasions, and this year’s fair will last until March 13.

Visitors view sample advertisements at the event in Changchun, March 11. [Photo provided to chinadaily.com.cn]

Visitors pictured at a stand [Photo provided to chinadaily.com.cn]

A machine prints masks during the expo in Changchun, March 11. [Photo provided to chinadaily.com.cn]