In a sign of growing hostility amongst video-streaming services in China, three such sites have reportedly blocked access to a video search engine owned by the market leader, Youku (NYSE:YOKU - News).

Youku, China’s leading Internet television company, officially announced Soku — a professional video search engine specializing in video search covering the entire Youku network, as well as all the ...

Soku, the Chinese video search engine created by Youku, could get to set out on its own as an independent company after its parent merges with long-time rival Tudou in the third quarter of this year, ...