Online video site Tudou.com Thursday announced it has raised US$50 million in its Series E funding to support research and development projects for mobile device video technology to drive future growth.

It has received US$35 million from Temasek Holdings Pte Ltd and US$15 million from existing investors including IDG China and GGV Capital.

"Access through wireless Internet to video sites will exceed desktop devices worldwide in the next five years and Tudou aims to provide video content to users wherever they are and whatever kind of devices they use," said Gary Wang, CEO of Tudou.