Clearing reserve refers to the members for trading settlement in exchange for settlement account ready money, is not the amount of deposit contract. The minimum balance shall be formulated by the stock exchange settlement reserves.

Formula：
On the day of settlement reserve balances=In the previous session settlement reserve balances
+In the previous session trading margin-On the day trading margin+The actual available for margin-In the previous session actually available for margin+The profit and loss+ Deposit-withdraw-charge