Website SEO is very important, and search engine optimization is a key part of it. The first step is to get your website indexed by search engines. Below are the submission URLs for major search engines:

Baidu Website Submission: http://zhanzhang.baidu.com/linksubmit/url

Google Website Submission: https://www.google.com/webmasters/tools/submit-url

360 Search Submission: http://info.so.360.cn/site_submit.html

Soso Website Submission: http://www.soso.com/help/usb/urlsubmit.shtml

Sogou Website Submission: http://www.sogou.com/feedback/urlfeedback.php

Bing Website Submission: http://www.bing.com/toolbox/submit-site-url