A visitor tries an exoskeleton robot during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 7, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Wang Quanchao)

A visitor tries an intelligent walking assistance robot during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 5, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Huang Wei)

A staff member introduces an elderly care robot during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 5, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Huang Wei)

Visitors interact with a home service robot during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 6, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Chen Cheng)

A visitor tries an exoskeleton robot during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 7, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Wang Quanchao)

Visitors learn about elderly bathing assistance equipment during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 7, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Wang Quanchao)

Visitors learn about a smart strength training equipment during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 7, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Huang Wei)

Smart rings for monitoring sleep apnea are displayed during the World Smart Industry Expo 2025 in southwest China's Chongqing Municipality, Sept. 7, 2025. The World Smart Industry Expo 2025 kicked off on Friday in southwest China's Chongqing Municipality, showcasing advanced achievements including AI rehabilitation systems, portable wearable devices, elderly care robots, and senior-friendly equipment. (Xinhua/Huang Wei)