Hi,Yoyo!Weclome to Guilin!I hope you have a nice time here.This is Mickey speak from Guilin,and i'm the local people.you said that it has no bus there to Guilin Bus Station?well,it has,and you just go to the bus station there and buy ticket.it is the not-stop bus that they offered.
The bus who goes to the railway station,that is the private buses only.that is my answer here.Hope you have a nice time here in Guilin.