CHONGQING (CQNEWS) -- What does Chongqing earliest coin look like? What secrets are behind the Chongqing ancient coins? The Tour Exhibition of Chinese Coin Culture (Chongqing Station), organized jointly by Baren Museum and Beijing Ancient Coin Exhibition Hall, has opened in Baren Museum and will last until October 14.

Bridge-shaped coin is the earliest "exclusive coin in Chongqing”.

The earliest "exclusive coin in Chongqing” – bridge-shaped coin, can be traced back to the Ba State, which can be seen in the Baren Museum.

The “bridge-shaped coins” is like an arch bridge. According to scholars, it is a unique "exclusive coin" cast by the people of Ba State in the middle of the Spring-Autumn and Warring States Period.

"When the commodity economy develops at a certain degree, coins will be issued." Relevant director said the “bridge-shaped coins” indicated fully that Chongqing had developed commodity economy during Spring-Autumn and Warring States Period.

“Bridge-shaped coins” is cast by bronze. Most of them have been unearthed in Chengdu and Chongqing and a few in Shaanxi, Henan, Hebei and Hunan, which indicates that the currency was mainly circulated in the states of Ba and Shu and even the states of Qin, Chu, Han, Wei, and Zhao.

"Obviously, the footprints of businessmen of Ba State were almost all over Chins at that time." Relevant director said that after the Ba State was destroyed by Qin State, Qin coins began circulating in Chongqing, such as Banliang Coins and Wuzhu Coins.

Therefore, both Banliang Coins and "bridge-shaped coins" often are in the unearthed burials of Ba State.