126 is only used for email service, and 163 email is actually a passport for the whole Netease. There is little difference between 163 mailbox and 126 mailbox. After registering a free email address of 163, you can apply for a 280M Netease hard disk, which is a free and unlimited Netease photo album with powerful functions and the largest number of domestic users. 163 You can also go to all Netease forums, alumni records, chat stations, blogs, etc. 126 mailbox has nothing to say except the mailbox function. In a word, with 163 email, you have a Netease pass.