The 4th Congress of Chinese Archaeology kicks off in NW China's Shaanxi

The opening ceremony of the 4th Congress of Chinese Archaeology is held in Xi'an, northwest China's Shaanxi Province, Oct. 23, 2023. (Xinhua/Li Xin)

The 4th Congress of Chinese Archaeology kicked off in Xi'an of northwest China's Shaanxi Province on Monday. Over 800 archaeologists attended the congress.

A foreign expert listens to a speech during the 4th Congress of Chinese Archaeology in Xi'an, northwest China's Shaanxi Province, Oct. 23, 2023. (Xinhua/Li Xin)

Participants look on as an image of three-dimensional digital technology is shown outside the meeting hall of the 4th Congress of Chinese Archaeology in Xi'an, northwest China's Shaanxi Province, on Oct. 23, 2023. (Xinhua/Li Xin)

Gao Jiangtao, a research fellow with the Chinese Academy of Social Sciences, speaks during the 4th Congress of Chinese Archaeology in Xi'an, northwest China's Shaanxi Province, Oct. 23, 2023. (Xinhua/Li Xin)

Participants listen to a keynote speech during the 4th Congress of Chinese Archaeology in Xi'an, northwest China's Shaanxi Province, Oct. 23, 2023. (Xinhua/Li Yibo)