1. Take Line 2 at Guangzhou South Railway Station, get off at Guangzhou Railway Station, walk to Guangzhou Passenger Station and transfer to Huadu. 2. Take Line 2 at Guangzhou South Railway Station, transfer to Jiahe Wanggang Station, transfer to Line 3, walk to Renhe Metro Station B entrance and exit, transfer to bus No.701, 701A and Huadu 1, but I know you want to go to Huadu border?