This study was to analyze the philologicalcharacterofHuangdizhaijing(黃帝宅經). Huangdizhaijing isafirststagescripturesofYangzhaiFengshui(陽宅風水)whichisthe firstlymentionedbookinSikuquanshu(四庫全書).Huangdizhaijingisanobligatory book to read to understand the palace ofancientdynasty as wellas generalhousing of people. Huangdizhaijing measured housing conditions divided into Yangzhai(陽宅) and Yinzhai(陰宅).The contents succeeded traditionalYangzhaiguan(陽宅觀)which values direction(方向)andJiri(吉日).Thatis,classifying Yangzhaiinto24directionsbasedon QiofYinYang(陰陽之氣)theory,generalcontentsofHuangdizhaijingexplainsregulatory rulesand propitiousday in accordancewith theYangzhaimathematicalprinciplesand archaeology through Jixiongshenshalun(吉凶神煞論).Huangdizhaijing includesthekernel ofunderstanding thechinesearchitectsystem andhousing culturebecauseitdescribes closereciprocalinfluencesbetweenmanandhouse. It seems that the author of Huangdizhaijing is not the emperor but he was represented by descendants who systemized the idea ofHuangdizhaijing in Yangzhai shu(陽宅書).Being theremany ofdocumentspresentedby emperorlikeHuangdineijing (黃帝內徑),Itiscountedthatthereasonoftherepresentingemperoristoshow offits originhaslongandauthoritativehistory. Itseemsthatthepreserved period ofwriting Huangdizhaijing isTang(唐)dynasty, butcounting thatvariousYangzhaishuprevailed,Huangdizhaijing'scontentshasmuch in common with Dunhuangben(敦煌本), and it valued Menfazhidu(門閥制度) of Weijinnanbeichao(魏晉南北朝) dynasty,the many ofthe contents of Huangdizhaijing shouldbe formedbeforeTangdynasty. The exiting editions ofHuangdizhaijing could be divided into generally 8 kinds:① Zhengtongdaocangben(正統道藏本) ②Yimenguangduben(夷門廣牘本) ③Jindaimishuben(津 逮秘書本) ④Shuofuben(說郛本) ⑤Gujintushujichengben(古今圖書集成本) ⑥ Sikuquanshuben(四庫全書本)⑦Xuejintaoyuanben(學津討原本)⑧Dunhuangben(敦煌本)