Radiocarbon dating data published in this report are based on pre-treatment and graphite target preparation conducted by the 14C laboratory of the Center for Scientific Archaeology,Institute of Archaeology,Chinese Academy of Social Sciences,in addition to accelerator testing performed by the Institute of Heavy Ion Physics at Peking University from 2023-2024.This batch of data involves 34 dating samples from three archaeological sites:23 samples from the Zhangjiawa site in Laishui County,Hebei;5 samples from the Sanxingcun site in Jintan District,Changzhou City,Jiangsu;and 6 samples from the Hannuoyi city site,Kashgar City,Xinjiang.
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