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The 137th China Import and Export Fair, also known as the Canton Fair, will be held in Guangzhou from April 15 to May 5. A total of 269 enterprises in Zhongshan will participate in the event.

Zhongshan has 905 exhibition booths, 504 of which are for competitive industries such as home appliances, lighting products and hardware, to further promote "Smart-manufactured in Zhongshan" to the world.

A special area will be set up in Zone D for the first time to showcase service robots. It brings together 46 enterprises from across the country, with 184 booths in total, and puts a variety of robots designed for personal, household and professional use on display. 

Union Optech, a Zhongshan-based company, will make its debut at this special area, presenting its latest achievements of technology innovation.

Union Optech is a professional manufacturer specialized in optical imaging, display and sensing technologies. Its products mainly include laser radars, vision lenses, smart medical delivery vehicles, driverless commercial vehicles, and VR/AR glasses.