Rubuta ci gaba don wannan sakin layi - Babban fitowar Sun na farko shi ne a Wasannin Kasa na China na 2009 inda ya lashe lambar tagulla biyu. Ya fara fitowa a duniya ne bayan shekaru biyu a Gasar Wushu ta Duniya ta 2011 inda ya lashe lambar zinare a gasar daoshu. Ya koma wasannin kasa na kasar Sin a shekarar 2013
kuma ya lashe lambar azurfa a changquan, daoshu, da gunshu hade taron. Bayan shekara guda, ya bayyana a Wasannin Asiya na 2014 kuma ya lashe lambar zinare a wasan daoshu da gunshu na maza. Daga nan sai ya lashe lambar zinare a changquan a Gasar Wushu ta Duniya ta 2015, sannan ya ci nasara a wannan gasa a gasar cin kofin duniya ta farko ta Taolu a shekarar 2016. Bayan shekara guda a Wasannin Kasa na kasar Sin na 2017, a karshe ya lashe lambar zinare wanda ya yi hakan a cikin hadadden wasan changquan. Sun ya koma wasannin Asiya a shekarar 2018 kuma ya lashe lambar zinare a changquan na maza, wanda shine lambar farko ga China a wasannin Asiya na 2018.