Cheng is a successful serial entrepreneur and well-acclaimed industry veteran, having founded and led numerous businesses spanning a range of different industries.

His entrepreneurship began in 1995. He founded Arris Networks, a startup that developed high-density Internet access products that was acquired by Cascade Communications for $217M in May 1996. In 1997 he founded ArrowPoint Communications, where he served as CEO, leading the company to a successful IPO and was acquired by Cisco Systems for US$5.7 billion in 2000. Through this acquisition, he joined Cisco Systems and held various positions, including Group VP. In 2002, he founded Acopia Networks with US$65M and was acquired by F5 Networks for US$210M in 2007. In the same year, Wu founded Azuki Systems with US$6M specializing in broadband wireless multimedia data transfer software, which was subsequently acquired by Ericsson for US$100M in February 2014.

Mr. Wu has a bachelor's degree in electrical engineering from ChiaoTung University, Taiwan (1972, BS), and a master's degree in computer science from Indiana University in 1977.