An unearthed bronze animal. (Photo by Guo Jing/China Daily)
The vessels are thus the oldest artifacts found with characters using the city's current name.
Nearly 3,000 pieces of well-preserved bamboo slips, which were used to keep records were discovered.
A portrait of Confucius was also found in the tomb-one of the earliest ones of the philosopher.
The discovery of such a large quantity of well-preserved artifacts will also probably give a new impetus to the handicraft industry.