You have to do a transfer in downtown Guangzhou. When you arrive at Guangzhou Airport, please take the shuttle bus Line 1 to reach its terminal at Guangzhou Railway Station firstly. Just to the west of the railway station, there is the Guangzhou Provincial Bus Station, where you could catch a coach to Yangjiang City. The coach is in operation from 06:30 to 21:00 every 30 minutes. The journey is about 4 hours and takes CNY80.