Feng shui! In ancient times, it was called geomantic omen theory, also known as geography, and it was called "house combination" and "house combination". Kate, Qingnang, Shaping, etc? It is a science to guide how to choose a site and build palaces, villages and cemeteries. The core of feng shui is to emphasize yangzhai! Yin Zhai's position! Predict people's good or bad luck and avoid the belief of the ancients: the right time, the right place and the right people! Blessed are the children of the king, and this land is not suitable! Then decline and depression? Hurt children and grandchildren? For thousands of years, the concept and culture of geomantic omen have had a profound influence on the traditional funeral etiquette and customs in China.