Sanitation workers clean the floor in front of the Financial Services exhibition hall during the 2021 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 6, 2021. (Xinhua/Chen Zhonghao)
In pics: staff members at CIFTIS in Beijing
Source: Xinhua| 2021-09-06 21:15:15|Editor: huaxia
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