Aicai, a Chinese lottery ticket site established in '07, is now fully owned by Sina (SINA -2.4%). Aicai's founding team will remain with the company.
Aicai was established in '07, with Sina holding a majority stake. The site raised funding in '09.
Research firm Analysys estimates Aicai had a 4.9% share of the Chinese online lottery market in Q1. 500.com (WBAI +3.2%) had a 5.8% share, Alibaba's Taibao site an 11.3% share.