A city in eastern China, in Henan province, on the Yellow River; population 591,300 (est. 2006). Established in the 4th century BC, it is one of the oldest cities in China.
A city in eastern China, in Henan province, on the Yellow River; population 591,300 (est. 2006). Established in the 4th century BC, it is one of the oldest cities in China.