This question examines the situation of forced liquidation. According to the regulations of China's futures exchange, when a member or customer has one of the following circumstances, the exchange will forcibly close his position: the balance of the member's settlement reserve fund is less than zero and cannot be replenished within the prescribed time limit; Customers and trading members engaged in self-operated business hold positions exceeding their position limits; Forced liquidation was imposed by the exchange for violation of regulations, and forced liquidation was carried out according to the emergency measures of the exchange.