The war of words about genetically modified genes is in the ascendant. On the platform of the two Song Dynasties, a laid-off time traveler used different efforts to build a new Great Wall for the genes of the Chinese nation. While going to the world, he gently promoted the great national integration...; Weak Song Dynasty, here I come. I brought abundant food and clothing, artificial insemination, and modern technology; I founded Harvard University, the Swiss Bank, and the OECD; I invented hydrogen engines, flour-based power generation, cement aircraft carriers, and Caspian Sea monsters that are not yet available in the 21st century; I discovered prehistoric civilizations...; There was no indiscriminate killing of innocents, precise strikes, uncovering the true and false Song Jiang, sending Wang Anshi to overseas reforms, questioning Sima Guang for smashing vats, having a fart fight with Su Shi, harvesting love, and entertaining the public... Dear friends, different excitements are waiting for you, including romance, history, technology, farming, military, passion, seriousness, and YY. It can enhance your knowledge and express your feelings. You can choose the chapters and read them according to your own preferences. It is the author's purpose to read the book to benefit from it. I believe everyone will find their own preferences in it. I have warmed a thousand pots of tea on the cliff. Come on, raise your cheeks, and let us all fall in love together for thousands of years. Let's drink wine to the sky and have sex together for thousands of years.