How to go to Guangzhou Baiyun Mountain South Cable Car Station from Ouzhuang Metro Station?

You must refer to Yuntai Huayuan Baiyun Cable Car, right?
From the metro station, walk east along East Huanshi Road around 550 yards to get to Guangdong Gongda Bus Stop. Take public bus no.245 to Yuntai Huayuan. After arriving, walk north around 400 yards to find the destination.
Or for your convenience, you can just take a taxi from the metro station. The cab fare is CNY 20-30 for the single trip.