A woman plays "Go," or "Weiqi", with a robot during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Tang Yi)The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. Themed "Smart Technology: Empowering Economy, Enriching Life," the three-day expo will hold a series of activities, including 20 forums, over 120 release activities on new products and technologies, and ten competitions. A total of 130 online exhibition booths and six offline exhibition areas were set up for the expo. The exhibitors will showcase at the event their more than 1,500 application scenarios in over 30 fields, including intelligent manufacturing and intelligent transportation. The expo, held annually in Chongqing since 2018, is a platform to promote global exchanges of smart technologies and international cooperation in the smart industry.

People visit the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Tang Yi)

A staff member operates a robot during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Tang Yi)

A staff member introduces smart processing equipment during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Tang Yi)

A staff member shows how a robotic endoscope works during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Tang Yi)

A staff member (R) briefs guests on the 600 km/h high-speed maglev train during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Huang Wei)

A man visits the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Wang Quanchao)

A journalist tries out an interactive application at the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Wang Quanchao)

A staff member explains an AI-based robot control system during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Wang Quanchao)

People visit the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Huang Wei)

Robots perform during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Wang Quanchao)

Photo taken on Aug. 22, 2022 shows the opening ceremony of the Smart China Expo 2022 in southwest China's Chongqing. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Wang Quanchao)

A guest learns about a robot during the Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Huang Wei)

People visit the Chongqing exhibition hall at Smart China Expo 2022 in southwest China's Chongqing, Aug. 22, 2022. The Smart China Expo 2022 opened Monday in southwest China's Chongqing Municipality, attracting over 500 exhibitors from home and abroad to showcase their latest intelligent technology achievements. (Xinhua/Huang Wei)