Leslie Koo
Leslie Koo Cheng-yun (; 28 November 1954 – 23 January 2017) was a Taiwanese business executive and billionaire. He served as Chairman of Taiwan Cement Corporation until his death in 2017. He was the second son of famous businessman and diplomat Koo Chen-fu. He was a member of the Lukang Koo clan, one of the five wealthiest families of Taiwan.