A staff member shows a book about health and medical knowledge in health care services exhibition hall during the 2021 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 4, 2021. (Xinhua/Zhang Yuwei)
In pics: exhibitions at CIFTIS in Beijing
Source: Xinhua| 2021-09-04 19:27:14|Editor: huaxia
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