Articles
Traditional music of China  
A small introduction written by Ingo Stoevesandt
   
Playing the GuZheng  
Inspirations for the great Chinese zither, written by Ingo Stoevesandt
 
Playing the Pipa  
A short manual for Beginners in Chinese lute playing, written by Ingo Stoevesandt
 
The zithers of SE-Asia  
An overview written by Ingo Stoevesandt
 
http://www.contemplationgarden.bravehost.com/
The pages of Greg Turner with articles about Thai music, the Gamelan, the Guzheng, a world music store and much more!

http://www.musicofchina.com/engmain.html  
A good overview of Chinese music with informations on instruments, history and musicians

http://www.medieval.org/music/world/china.html  
A good overview article written by T.M. McComb

http://www.pbase.com/whyhuang/erhu  
A nice Photogallery with basic informations about the Erhu by “Whyhuang”