Xiamen-Above-the-Clouds Observation Deck / 云上厦门观光厅 or Xiamen Shimou Observation Deck (Level 55) is probably the best place to see Xiamen's skyline as the observation deck sits atop Building B of the 300-metre high Shimao Cross-Strait Plaza twin-tower complex.
09:00-21:00 (main observation deck on 55th floor)
09:00-20:30 (Love Balcony and Sea & Sky Walk on 58th floor).
¥160 (adults aged under 60), ¥80 (persons over 60), ¥80 (children between 1.1 and 1.49 metres in height).
Free admission is granted to children under 1.1 metres in height who are accompanied by an adult.
http://www.cloudsxiamen.com