People visit the booth of Morgan Stanley at the comprehensive exhibition area during the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 7, 2020. A total of 18,000 enterprises and institutions from 148 countries and regions have registered for the fair. Many enterprises are from the U.S.. (Xinhua/Pan Siwei)

People visit the booth of Varian Medical Systems at the service robots exhibition area during the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 7, 2020. A total of 18,000 enterprises and institutions from 148 countries and regions have registered for the fair. Many enterprises are from the U.S.. (Xinhua/Zhang Xiaoyu)

People visit the booth of Tesla at the comprehensive exhibition area during the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 7, 2020. A total of 18,000 enterprises and institutions from 148 countries and regions have registered for the fair. Many enterprises are from the U.S.. (Xinhua/Pan Siwei)

People visit the booth of Qualcomm at the comprehensive exhibition area during the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 7, 2020. A total of 18,000 enterprises and institutions from 148 countries and regions have registered for the fair. Many enterprises are from the U.S.. (Xinhua/Pan Siwei)

People visit the booth of Burton at the comprehensive exhibition area during the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 7, 2020. A total of 18,000 enterprises and institutions from 148 countries and regions have registered for the fair. Many enterprises are from the U.S.. (Xinhua/Zhang Xiaoyu)

People look at a robot serving coffee at the booth of Qualcomm in the comprehensive exhibition area during the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 7, 2020. A total of 18,000 enterprises and institutions from 148 countries and regions have registered for the fair. Many enterprises are from the U.S.. (Xinhua/Pan Siwei)

People visit the booth of Tesla at the comprehensive exhibition area during the 2020 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 7, 2020. A total of 18,000 enterprises and institutions from 148 countries and regions have registered for the fair. Many enterprises are from the U.S.. (Xinhua/Zhang Xiaoyu)