Go to weibo.com
There will be a confirmation email send to the email address that you entered in. There is a link that you need to click to finish the registration process.
To follow people on weibo, you can search for their username or get linked to their profile.
If you want to just search their username, at the top you will have this:
Just enter in their usernames like “EXO”
You click on +加关注 to follow people on weibo
EXO's links on Weibo:
EXO - K's Official Weibo:
EXO - M's Official Weibo:
EXO - M:
EXO - K: