In an effort to enable marketers to reach users of its Weibo platform, Chinese online media company SINA (NASDAQ:SINA) will be working with Chinese e-commerce specialist Alibaba to develop a platform to connect the two.

Alibaba will also be investing $586 million in Weibo, giving it an 18% ownership stake in the company, SINA announced today.

Weibo is China's version of Twitter and the two companies will cooperate in user account connectivity, data exchange, and online payments and marketing as they seek to "explore new business models for social commerce based on the interactions of the hundreds of millions of users on Weibo and on Alibaba's e-commerce platforms."

SINA chairman and CEO Charles Chao was quoted as saying, "We are excited to partner with the largest e-commerce platform in China to develop social commerce. We believe e-commerce will play a vital role in building an eco-system around Weibo's open platform."

The collaboration is expected to generate approximately $380 million in advertising and social commerce services revenues for Weibo over the next three years.

In regards to Alibaba's investment in Weibo, SINA granted an option for Alibaba to increase its ownership to as much as 30%.

SINA is an online media company comprising Internet portal, mobile portal, and social media platform It generates the majority of its revenues from online advertising, mobile value-added services, and fee-based services.


Fool contributor Rich Duprey has no position in any stocks mentioned. The Motley Fool recommends SINA . Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.