the Institute of Archaeology, Academy of Social Sciences, People's Republic of China. Great Archaeological Discoveries of the People's Republic of China State Science and Technology Commission of The People's Republic of China. Department of Policy Planning, Ministry of Foreign Affairs, People's Republic of China. the State Council Information Office of the People's Republic of China. Ministry of Ecology and Environment of the People's Republic of China. The State Council Information office of the People's Republic of China. the Scientific and Technical Association of the People's Republic of China.