The three columns between the two largest spheres are 9 meters in diameter, and the big spheres are 45 meters (upper) and 50 meters (lower) in diameter.
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The tower has three observatory levels. The highest is at 350 metres, and is called the Space Module. The second is at 263 and 259 metres and is called the Sightseeing Floor. And the lowest, the Space City, is at 90 metres. There is also a revolving restaurant at the 267 metre level.
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The Oriental Pearl TV Tower is member of the World Federation of Great Towers.
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Pearl Oriental TV Tower also has a 20-room hotel called the Space Hotel, located in the five smaller spheres between the two biggest ones.
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The smallest sphere at the top is 14m in diameter.
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The project also contains exhibition facilities, restaurants and a shopping mall.
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The design of the building is based on a Tan dynasty poem about the haunting sound made by a lute.