What is the Luban curse _ fortune telling?

Lu Ban's original work consists of two parts: the first part is how to cast magic and the second part is how to crack it. In fact, many spells in Lu Ban's book are used to help people save lives. Our mysterious China has a long history. Are there many mysterious things that he can understand by sitting in a well? Sadly, many people in China believe in the Christianity of foreign devils, admit that they were created by God and forget their ancestors. What a pity! It's hopeless!