You can choose Guangzhou Baiyun airport as the entry port to China. Just go to Guangzhou by air from Singapore. After you arrive at Guangzhou airport, take the airport bus to Guangzhou Railway Station. Near the Guangzhou Railway Station, you can find the Provincial Coach BUs Station. Walk for about 500 meters and you can see it. Then, take the long-distance bus to get to Yunfu. Yunfu is about 174 kilometres from Guangzhou. The bus ticket is around CNY61. The first bus leaves at 07:00 and the final leaves at 21:00.