The Book of Lu Ban was an ancient Chinese novel about a craftsman named Lu Ban. According to legend, Lu Ban was a very clever and highly skilled craftsman. He invented many magical tools and techniques, so he enjoyed a high reputation in ancient Chinese history. There might be some problems if you read the entire contents of Lu Ban's book on the Internet. This was because the book of Lu Ban might contain some ancient technical knowledge, which might be different from modern technology. In addition, the Book of Luban may also contain some fictional plots, so it may be different from the real world. If you have questions about the contents of Lu Ban's book, it is best to confirm the authenticity of these questions and consult relevant reference materials to better understand the contents of the book. At the same time, you can also consult a professional to get a more accurate answer.