▁his ▁teaching . ▁Gu ang ch eng zi ▁gave ▁the ▁Y ellow ▁Emperor ▁several ▁books ▁that ▁talked ▁about ▁the ▁moral , ▁natural , ▁and ▁philosoph ical ▁issues , ▁which ▁helped ▁the ▁Y ellow ▁Emperor ▁create ▁the ▁early ▁Chinese ▁civil ization . ▁It ▁is ▁said ▁that ▁Gu ang ch eng zi ▁had ▁a ▁long ▁life ▁of ▁ 1 2 0 0 ▁years . ▁There ▁is ▁another ▁saying ▁that ▁Gu ang ch eng zi ▁was ▁the ▁av atar ▁of ▁D ao , ▁who ▁appeared ▁in ▁the ▁human ▁world ▁three ▁times ▁– ▁the ▁first ▁time ▁as ▁Gu ang ch eng zi ▁during ▁the ▁Y ellow ▁Emperor ▁time ; ▁second ▁as ▁La oz i ▁during ▁the ▁Spring ▁and ▁Aut umn ▁period ; ▁and ▁third ▁time ▁as ▁Z hang ▁Da ol ing ▁in ▁the ▁Han ▁D ynast y . ▁ ▁From ▁F eng sh en ▁Y any i ' s ▁idea ▁ ▁From ▁the ▁novel ▁of ▁F eng sh en ▁Y any i , ▁Gu ang ch eng zi ▁is ▁the ▁student ▁of ▁Yu ans hi ▁T ian z un , ▁who ▁is ▁the ▁co - found er ▁of ▁Branch ▁Chan ▁of ▁T ao ism . ▁Gu ang ch eng zi ▁ranked ▁the ▁first ▁of ▁the ▁Tw elve ▁Golden ▁X ian ▁( 十 二 金 <0xE4> <0xBB> <0x99> ) ▁along ▁with ▁Yu ans hi ▁T ian z un ' s ▁other ▁eleven ▁students : ▁Chi ▁J ing ▁Z i , ▁Y ud ing ▁Z hen ren , ▁Tai yi ▁Z hen ren , ▁Hu ang long ▁Z hen