![](/sites/default/files/styles/large/public/cover_images/ba36b71f35ac9597d10ae2a6aed1.jpg?itok=jlR0Cd7_)
Introduction to exhibition room 6: Exhibition room 6, through a large number of physical account documents, shows Rishengchang's busy exchange business and rolling profits in the past.
Introduction to exhibition room 6: Exhibition room 6, through a large number of physical account documents, shows Rishengchang's busy exchange business and rolling profits in the past.