The Palace System of Jing Fang Na Jia
Jing Fang organized 64 hexagrams into 8 palaces based on the upper trigram. Each has one pure hexagram plus 7 derived hexagrams: Qian (Heaven), Dui (Lake), Li (Fire), Zhen (Thunder), Xun (Wind), Kan (Water), Gen (Mountain), Kun (Earth).
Each palace has 8 hexagrams in sequence from the pure form through progressive line changes, reflecting cyclical I Ching change.
Represents Heaven, creativity, and leadership. Belongs to Metal. Includes: The Creative, Meeting, Retreat, Standstill, Contemplation, Splitting Apart, Progress, Great Possession.
Represents Lake, joy, and communication. Belongs to Metal. Themes: pleasure, persuasion, and social harmony.
Represents Fire, clarity, and illumination. Belongs to Fire. Themes: wisdom, culture, and transformation.
Represents Thunder, initiative, and movement. Belongs to Wood. Themes: new beginnings, shock, and rapid change.
离为火，五行属火。统领八卦：离为火、火山旅、火风鼎、火水未济、山水蒙、风水涣、天水讼、天火同人。离宫卦象多与光明、依附、文明相关。离火生于木、克于水。
坤为地，五行属土。统领八卦：坤为地、地雷复、地泽临、地天泰、雷天大壮、泽天夬、水天需、水地比。坤宫卦象多与柔顺、包容、承载相关。坤土生于火、克于木。
兑为泽，五行属金。统领八卦：兑为泽、泽水困、泽地萃、泽山咸、水山蹇、地山谦、雷山小过、雷泽归妹。兑宫卦象多与喜悦、交流、感通相关。兑金生于土、克于火。