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Open Trolley Bookstore, founded in 2008, is a leading online Bookstore in Singapore, Indonesia and Malaysia, offering more than 15 million books imported from the them and UK at ultra-low prices. In Open Trolley Bookstore, you can enjoy a premium book price starting with your first purchase. In complex and diverse cultural publications, what types of goods and services do bookstores themselves want to offer to their customers. After confirming the positioning of the bookstore, the next step is to measure the size of the bookstore, the layout, the number of floors and other spatial conditions, in order to arrange the location of each commodity area. Finally, the profit conditions of the goods, such as sales gross margin, sales ratio, consumption characteristics, etc., will determine which corner of the goods will be placed in the store, how much space.