Course outline
\1、Douyintrafficroadandoperationsmodel
\1、according totrafficmatchhandlesystemstabledirection;
\2、4bigtrafficroad;
\3、4bigoperationsmodel;
\2、3modelanalysis
\1、3 frontbody;
\2、3 performchange;
\3、3 advantage;
\3、Douyinhero productproduct selectionlogic
\1、hero product logic;
\2、hero product specialpoint;