You can set your user name now!

Hi everyone, to make the website more secure, we have implemented the feature that user can set the user name. We can use this user name for logging in, display on website and hide your email. This is more secure, protect us again crawling data, search engine and abuse people. You can find it by click into "My Account" on menu bar. From now, your default user name will be your email and won't protected, please change it as soon as possible!
Best regards!