I found a new e-reader based on Android, which made by Delyca, a company from China.
Embedded+Operating-System: Andriod 1.6 (App program installations based on Andriod platfom are supported)
Supported File Type
File: TXT, HTML,EPUB, Adobe® PDF, Office DOC
Picture: JPG, PNG, BMP, GIF, TIF
Audio: MP3, WAV, WMA
Language
Multi language
Application
Reader
Notepad
Music player
Dictionary
Game
http://www.delyca.com/index/viewArticle.php?id=1122