Victor Koo Wing Cheung or Gu Yongqiang (Chinese: 古永鏘; pinyin: Gǔ Yǒngqiāng) served as President of Sohu, Inc., the second largest search engine in China.

He became the co-founder and CEO of Youku in 2006, which has been called the "YouTube of China".

Youku merged with Tudou in 2012,^[2][3] creating China's largest video platform.^[4][5]

Prior to the announcement of the merger, Youku was the #5 website in China, and Tudou was #4.^[6]

Koo has an estimated net worth of $1.1 billion.^[7]

Koo attended and graduated from the University of California, Berkeley.^[8]

Following the 2010 listing of Youku on the New York Stock Exchange, Koo is a billionaire.^[9]

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Koo was born in Hong Kong in 1966. His father is from Guangzhou and his mother is from Tianjin. He has one sister.^{[citation needed]}