Hi,there
You can arrange your tour like this: White Cloud Mountain => Yuexiu Park => Shamian Island => Pear River Curise
From White Cloud Mountain to Yuexiu Park, you can take either Bus No.265 or air-conditioned Bus No.24 from Guangxi Keyunzhan (广西客运站) station to Yuexiu Park station.
From Yuexiu Park to Shamian Island, you can take subway line 2 first from Yuexiu Park Station to Gongyuanqian Station and then transfer to line 1 to Huangsha Station. Get off and walk about 400m before you reach the island.