Reverse　logistics　is　important　in　the　link　of　electronic　commerce　development,　it　orients　terminal　consumers　of　supply　chain,　represents　electronic　commerce＇s　reputation　and　image,　and　for　the　enterprise　to　service　ability　proposes　greater　challenges,　putting　forward　higher　requirements　to　cooperating　logistics　service　providers,　too.　return　reverse　logistics　has　a　direct　impact　on　the　competitiveness　of　the　electricity　supplier.　The　essay　is　written　from　the　view　of　the　return　reverse　logistics　complex　system,　using　the　system　dynamics　Vensim　software　to　build　the　simulation　model,　the　lynx　e-commerce　platform　of　enterprise　data　simulation　analysis.　The　analysis　shows　that　the　simulation　results　are　in　good　agreement　with　the　actual　data.　the　use　of　System　dynamics　analysis　method　in　the　B2C　return　reverse　logistics,　providing　a　new　system　analysis　method　to　guide　the　business　of　the　enterprise　return　reverse　logistics　system　analysis,　and　according　to　the　results　of　the　analysis　to　optimize　the　allocation　of　internal　resources　of　enterprises　to　adjust　and　enhance　the　competitiveness　of　enterprises.