there are many sites..lekin those which seem good are linked here..theek hai..

1)link: [Only Registered and Activated Users Can See Links. Click Here To Register...] (seen good comments on this site...havenot registered)
Description:
Flash content to teach you how to write and pronounce Chinese characters in Mandarin.
For Cantonese learners, it is also useful to learn how to write the Chinese characters.

You need to register first.

2) [Only Registered and Activated Users Can See Links. Click Here To Register...] (seems great)

3) [Only Registered and Activated Users Can See Links. Click Here To Register...] (checkout if u can get some resource here..)

4) [Only Registered and Activated Users Can See Links. Click Here To Register...]

5) [Only Registered and Activated Users Can See Links. Click Here To Register...] (have a look)

6) [Only Registered and Activated Users Can See Links. Click Here To Register...] (chat with cantonese or mandarin learners to have power on it)

7)[Only Registered and Activated Users Can See Links. Click Here To Register...] ( too much resource...awesome)

8)[Only Registered and Activated Users Can See Links. Click Here To Register...][Only Registered and Activated Users Can See Links. Click Here To Register...]
( it is a book preview in google)
9) [Only Registered and Activated Users Can See Links. Click Here To Register...]
( just a look)

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