#19 Sina.com.cn

169 Million Visitors

Sina.com is the largest Chinese-language infotainment web portal. It is run by Sina Corporation, which was founded in 1999. Sina was recognized by Southern Weekend as the "Chinese Language Media of the Year" for 2003 and in the early 2000s, it was known as the "Yahoo of China." Sina launched a microblogging service Weibo in 2009, and has grown to more than 400 million users. Sina has said it has more than 60,000 verified accounts, consisting of celebrities, sports stars and other VIPs. The top 100 users now have over 180 million followers combined.

#18 WordPress.com

170.9 Million Visitors

WordPress.com is a blog web hosting service provider owned by Automattic, and powered by the open source WordPress software. WordPress has been able to attract users by offering dead-simple tools for blogging and web publishing. Given that it's open source, WordPress has the upper hand on other platforms that require licensing fees.

There are nearly 60 million WordPress.com sites, which receive more than 100 million pageviews per day. Everyday over one million new articles and over one million comments are published. Some notable clients include CNN, CBS, BBC, Reuters, Sony and Volkswagen. In September 2010, it was announced that Windows Live Spaces, Microsoft's blogging service, would be closing, and that Microsoft would instead be partnering with WordPress.com for blogging services.

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