How do you trade financing and financing coupons?

Financing and securities trading is also known as credit trading, you need to open a credit account to trade. After the opening of the stock trading software can be logged into the transaction, this time to choose "financing and securities", after entering the collateral must be submitted to the personal account, and then you can choose "financing to buy" or "financing to sell "In the expiration date of the operation return can be, financing to buy that is to the securities company into the funds for trading, selling securities that is to the securities company to borrow securities to sell.