The calendars made in the Xia Dynasty have several pages in the history books.

The calendar made in the Xia Dynasty has 32 pages in the history books. Out of the subway, he must be the front part of the history book, because itself, Huaxia Chao and they all know that this is the earliest one. This dynasty, right? Xia, Shang, Zhou, Xia, Shang, Zhou, he ranked in the earliest period, and then this tribal period. You belong to the Three Emperors and Five Emperors, right? So next week he is the first person to establish such a period. One was about 4000 years ago. Ah, set up such a waiter, so. What are those things in this book? His parallel legislation is probably at the earliest end of the book. You can say this is this and this is Uncle Yu. We know who is mentioned in the first chapter of history books, Yuan, a caveman in Beijing, Beijing, right? This is this talk with this, and then later, this is Hemudu, right? Then came the Xia Dynasty, the period of three emperors and five emperors, the period of historical legends, and then the Xia Dynasty. The Xia dynasty was probably in a so-called 32 pages with more than 30 pages, so that position, in fact,