In pics: exhibitions at CIFTIS in Beijing

Source: Xinhua| 2021-09-04 19:27:14|Editor: huaxia

Visitors look at a sand table model of Qianchun Interchange in engineering consulting and construction services exhibition hall during the 2021 China International Fair for Trade in Services (CIFTIS) in Beijing, capital of China, Sept. 4, 2021. (Xinhua/Chen Yehua)

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