What is an Order Book?
The order book is an organized list of buy (buy) and sell (sell) orders in real-time.
The order book is a visual representation of order history, sorted by price and quantity, that provides an at-a-glance view of the market's supply and demand.
• It includes all open orders (orders that have not yet been filled) registered with the exchange.
• It is also known as the order book and is constantly changing in real-time.
Components

| Ask price | The price quoted by the seller → displayed at the top |
| Bid | The price offered by the buyer in time → displayed at the bottom |
| Price | The desired price of the trade (buy/sell) |
| Amount | Quantity of orders placed at that price |
| Total | Order quantity in USDT |
Checking my open orders in the order book
• When you create an order, if it is not filled immediately and remains open, you can view it in the Order Book.
• The Order Book displays buy and sell orders sorted by price, and includes open orders that you have submitted.
• In particular, your orders that are located in price ranges that are not significantly different from the current market price,
◦ are indicated by a small dot (.) to the right of your price,
◦ You can easily see where your order is currently located on the order book.
◦ However, if price fluctuations cause your order to be outside the order book, it may not be visible.