Glimpse of technological exhibits at CIFTIS in Beijing

Photo taken on Sept. 1, 2022 shows an AR caption glass displayed at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

A visitor touches an immunity testing device at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Li Xin)

Visitors listen as a emlpoyee elaborates on remote education system at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Cai Yang)

A visitor tries a VR helmet at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

A visitor experiences an immersed teaching solution at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Li Xin)

Photo taken on Sept. 1, 2022 shows a hydrogen-powered car displayed at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ren Chao)

Staff members talk beside medical diagnostic devices displayed at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Cai Yang)

Visitors look at a cleaning robot at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ju Huanzong)

A visitor tries an augmented reality (AR) glass at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ju Huanzong)

Visitors are seen at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ding Hongfa)

A staff member demonstrates an optical motion capture system displayed at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ju Huanzong)

A reporter (R) tries a virtual skiing device displayed at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Zhang Chenlin)

A visitor looks at a screen displaying the development in metaverse innovation chain at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Han Xu)

Visitors triy the self-service shopping with an autonomous vending vehicle displayed at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Zhang Chenlin)

Visitors play an interactive game at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Ju Huanzong)

A staff member demonstrates a real-time rendering technology for livestreaming purpose at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Zhang Chenlin)

Visitors take photos at a booth displaying a smart manufacturing robot at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Han Xu)

A visitor tries a smart VR driver training device displayed at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Zhang Chenlin)

A staff member demonstrates a high-precision measuring robot for road engineering at the 2022 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 1, 2022. The CIFTIS is held in Beijing from Aug. 31 to Sept. 5. (Xinhua/Jin Haoyuan)