The present report publishes the chronological data of 50 specimens tested by the^14C Laboratory of the Archaeological Science and Techniques Experiment and Research Center, IA, CASS, from March 1999 to March 2000. These specimens come from the following sites: Dashanqian in Harqin Banner, Liaoning (10 pieces); Wanfabozi in Tonghua County, Jilin (2); Qiaonan in Yilan County, Heilongjiang (2); Dongyuan in Funing County, Jiangsu (2); Hexi in Zhangqiu County, Shandong (7);Xishan in Zhengzhou City, Henan (15); Panlongcheng in Wuhan City, Hubei (2); Ganquancun in Chengdu City, Siehuan (1); the ancient ruins of Jiaohe in Turpan City, Xinjiang (2); Jafanerike in Qiemo County, Xinjiang (4) ; and Dongfangrongcun in Haikou City, Hainan (3).
The present report publishes the chronological data of 40 specimens dated by the 14^C Laboratory of Archaeological Science and Techniques Experiment and Research Center, IA, CASS, from November 2001 to October 2002. These specimens come from the following sites: Tianmushan in Jiangyan (1 piece) and Beichuodun in Kunshan (2), Jiangsu; the Huangdi Temple in Jinyun, Zhejiang(1); Guzhendu in Qixia, Shandong (1); Xipo in Lingbao (2), Luohe in Luoyang (4), the Shang City in Yanshi (4) and Yinxu (the Yin Ruins) in Anyang (1), Henan; a Chu tomb inJiangling, Hubei (1); Piyang-Dongga in Ngari Zanda, Xizang (2); Yuntang-Qizhen in Fufeng (9) and Duanjing Village in Binxian County (1), Shanxi; Lajia in Minhe, Qinghai (4); Niya in Minfeng (1), Yingpan in Yuli (4), A'ai in Kuqa (1) and Langan Township in Yutian (1), Xinjiang.
