Opening a "book bar" in an office building might bring some economic benefits, but there were still many factors to consider if it could be profitable. Office buildings were usually places for business and office. The crowd was more concentrated and usually had higher spending power. Therefore, opening a book bar in an office building could attract many business people and office workers to read and relax, thus increasing sales and profits. The book bar could also provide some snacks and drinks to attract more customers to spend and increase revenue. In addition, if the book bar was managed properly, it could also introduce some newly published good books to attract more readers and expand its influence and popularity. However, there were some risks in opening the book. For example, the rental cost of office buildings was high. If the cost could not be recovered in time, they might face the risk of losses. In addition, it might be more difficult to manage the people in the office building. It would require more energy and time. Therefore, opening a "book bar" in an office building may bring certain economic benefits, but whether it can be profitable or not still needs to consider many factors such as business strategy, management ability, market environment, etc.