Ancient tombs dating back to 3,000 years ago found in downtown Zhengzhou

A group of ancient tombs was found near the Henan Stadium in downtown Zhengzhou, capital of central China's Henan province recently. According to the local bureau of cultural relics, the tombs can date back to China's Shang Dynasty (About the 17th century BC - 11th century BC) after preliminary identification. Some relics including pits, potteries and animal bones were found in the tombs.