The Beijing Guide - Helping travelers discover Beijing and the 2008 Olympics

Hen hao (very good)...

For a good Chinese massage in the park hook up with a knotty tree.   Nice for itches in difficult to reach places.   And the great thing about doing this in the park in the morning - no one thinks its strange!   In fact you may be able to join a group.   So scratch that itch.

Actually there is a perfectly logical explaination for this:

The body has these five elements:
Jin - gold
Mu - wood
Shui - water
Huo - fire
Tu - soil

This person must have a problem with their liver. Within the five elements the liver belongs to the wood. When the liver gets sick rubbing wood will treat it naturally, according to traditional Chinese medicine. Ideally the qi (vital energy) from a pine tree.

The kidney belongs to the water. So if you have kidney problems...