What is a comprehensive book on choosing a day? In fact, as the name implies, it is a book that can choose a good day. By calculating this person's zodiac, eight characters and five elements, you can calculate his lucky day and then do something. These are things that are often needed when choosing an appointment. Of course, it is not only needed for weddings, funerals and household visits, but also for people who want to travel far away, so as to ensure smooth sailing and safety. In short, no matter where you need to choose a good or bad day, you need to choose a day to finish this book. If you need to look at the fortune and choose an auspicious day in the near future, remember to find a professional master to learn more.