Lang Xianping's joke

In the eyes of insiders, that book is just a novel, but many laymen regard it as a Bible.

Over the years, countless people must have told Lang Xianping what to say in Song Hongbing's book and what to say in Song Hongbing's book.

Lang Xianping must be bored to death, and it is reasonable to come out for approval. By the way, I also remind investors that a letter is better than no book.