Capital operation has an important position in social and economic life. Financial invention has close relationship with capital operation. Capita l operation brings over financial invention and financial invention promotes dev elopm ent of capital operation. With development of capital operation, main financial invention consists of enterprise buyout loan, multiple level bond, management bu yout, share rent and so on. Financial invention behavior in capital operation is based on the aim, type, environmental factors and invention capacity of financi al institution. Financial invention plays great role in promotion capital develo pment. The research into capital operation invention behaviors has importance to promoting Chinese capital operation further development.