Calvin is an innovative and widely respected digital industry expert in China, with nearly 20 years of experience in the digital and marketing technology industry. Calvin currently serves as the CEO for VIOOH in China, a leading premium global digital out-of-home supply-side platform. Prior to joining VIOOH, he was The Trade Desk's first General Manager for China, where he contributed to the exponential business growth and talent development for its market entry. Previous to that, Calvin was the Chief Executive Officer at AdMaster, and he has held management positions in China and the US for The Nielsen Company. 

In addition to Calvin's wealth of experience, he currently serves as the Immediate Past Co-Chairman & Board Member for MMA China and the Executive Chairman of the ECI@MarTech Committee, an industry organisation focused on driving innovations in the digital economy, and has been further recognised by Campaign magazine as one of Asia Pacific's "40 under 40" and featured in Campaign's "China's Digital A-List". He also regularly chairs and speaks at major industry conferences for his point of views and thought leadership regarding the healthy and sustainable development of the digital marketing community.

Calvin has a bachelor's degree in Business (Marketing) and a master's degree in Humanities from Hong Kong University of Science & Technology. He enjoys reading, traveling around the world with family, playing football with his sons and is a die-hard Manchester United fan.