Shan Zhi: Genfang-Shi Tian star; Fang Xun-Taiyi Star; Single satellite without side. ? Six shows: the root side-the weather is good; Fang Yi-Taiyi Star; Single side-free MSI Party C-Tianguihang; Fang Xin-Tianyi Star; Fang Ding Invivo. Bagui: where the above directions and titles overlap, the merged star has eight directions, and the matching star is the star of good fortune, so it is called "Bagui" (auspicious position), that is, Hai, Gen, Xun, Dui, C, D, Xin and Ji.