Click "Buy at Market Price" and select "Instant Transaction Residual Cancellation" in the quotation method column to complete the transaction in this way.

It refers to an entrustment method that does not require specifying an entrustment price. When the entrustment enters the trading host, the completed part can be immediately matched, and the uncompleted part can be automatically canceled immediately. One order can be matched with several orders of different prices from the counterparty. Make a deal.

The five-level immediate transaction residual cancellation declaration is the best five-level instant transaction residual cancellation declaration. It refers to taking the counterparty’s price as the transaction price and the best five counterparties in the centralized declaration book when the declaration enters the trading host. The price declaration queue is executed one by one, and the untransacted parts are automatically cancelled.

The five-level real-time transaction remaining cancellation declaration means that the "buy one" to "buy five" prices are used as the selling prices in sequence, or the "sell one" to "sell five" prices are used as the buying prices. At the same time, if the order cannot be fully filled, the order that cannot be filled will be automatically canceled.

There is a certain degree of uncertainty in the market price entrustment transaction price. Investors should be cautious when using it to avoid losses. Shenzhen Securities Exchange issued a notice on October 9, 2006, and will implement the optimal five-level instant transaction residual cancellation declaration method stipulated in the new "Trading Rules" from October 16.