What are the "forms" and "principles" of Feng Shui?

Feng Shui China Feng Shui "shape method" is mainly used for site selection and shape selection; The "logical method" focuses on determining the indoor and outdoor orientation mode; In addition, there is a kind of "Japanese law" used to choose auspicious days to make things happen; The law of auxiliary truth chooses unfavorable measures to remedy the laws. According to the applicant, China Feng Shui is divided into Yang Zhai Feng Shui, that is, Yang Zhai Xiang method, which specializes in the location and layout of Guo Cheng houses where strangers live; Yin house geomantic omen, that is, Yin house burial method, specializes in the location and layout of graves and graves of the dead. China's geomantic omen has different living environments, including the so-called secluded house, the house in the wilderness and the house in the valley. For example, ternary geography focuses on the application of geomantic omen. For houses in the wilderness and in the valley, due to their close relationship with the surrounding natural geographical environment, more attention is paid to forms and methods; However, due to the limitation of its external environment, Jingyi House often adopts the way of paying equal attention to form and rationality. The school of geomantic omen in China pays attention to finding dragons, examining sand, looking at water, taking acupoints and orienting. However, it pays attention to the theories of Yin and Yang, Five Elements, Branches and Branches, Eight Diagrams and Nine Palaces, and establishes a set of strict field work tools-jujube compass to determine the location planning orientation. China's geomantic omen, regardless of the situational school or the rational style, has formed many practical methods in history, but it must follow the following three principles: the principle of the integration of heaven and earth; Principle of balance between yin and yang; The principle of mutual generation and mutual resistance of the five elements.