WUHAN, Dec. 7 (Xinhua) -- Archaeologists have discovered 33 carbonized millet grains dating back 5,300 to 5,600 years at a site in central China, local authorities said on Monday.

The millet grains, found at the Qujialing site in central China's Hubei Province, are the earliest of its kind ever unearthed in the middle reaches of the Yangtze River, said Yao Ling, an archaeologist with the Hubei Provincial Institute of Cultural Relics and Archaeology Research.