A communication chip of China's BeiDou-3 Navigation Satellite System is on display at the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
People visit the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
This photo shows the opening ceremony of the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
Visitors learn about a smart agricultural breeding platform at the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
A visitor views a flexible robot at the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
China's homegrown TP500 unmanned freighter is on display at the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
Volunteers wear special glasses to view a 3D display screen connected to the endoscope at the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
An exhibitor shows the operation of a laser cutting machine at the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua
A child interacts with a robotic dog at the 10th China (Mianyang) Science and Technology City International High-Tech Expo in Mianyang, southwest China's Sichuan Province, Nov. 16, 2022. Photo: Xinhua