A gold ornament from the state of Rui. [Photo provided to China Daily]

A bronze ding, a ritual food vessel, from the state of Rui. [Photo provided to China Daily]

A gold decoration of a wand from the state of Rui. [Photo provided to China Daily]

A hook from the state of Rui. [Photo provided to China Daily]

A chime from the state of Rui. [Photo provided to China Daily]

A jade dagger from the state of Rui. [Photo provided to China Daily]