add sns (renren.com and weibo.com) element to my website

To chinese speaking individual / team only: Hi my website [login to view URL] needs some social networking elements to it, take [login to view URL] for example you can register / login with facebook / twitter which i wanted to do the same. but in China we have [login to view URL] and [login to view URL] which are fb and twitter equivalent. Requirements are as following: 1. able to login with renren, weibo, qq 2. reply to my post will automaticly send the link of this post to your renren, weibo, or qq space, depending on which one you logged on. 3. after creating an image, automaticly post to your renren, weibo, or qq space, depending on which one you logged on. Note: if difficult to do all 3, please let me know which one you can do. I prefer start from weibo, then renren, then qq