SHANGHAI- Clement Tsang(曾德宇) has left ZenithOptimedia following two years tenure as Head of Performics, to join Brandscreen(柏兰思瑞) as Greater China's Mananging Director from this September. He will Manage, Grow and Evangelise Performance Display Trading for the company in Greater China. He will also support Media Agency Holding Group Trading Desk Teams ( such as WPP, OMG, Vivaki, Aegis) as well as integrating Ad-Exchanges (Tencent, TANX, Google AdEx). Prior to Performics, Tsang had been country sales director at MediaMind for 1 more years, and also worked at CedricM Video , Trinity Sports, Lifestyle & Exhibitions , and MTV China, etc. Founded by industry pioneers Julian Tol and Seth Yates,in 2006, Brandscreen is now the Asia-Pacific’s leader in real-time bidding – a new way of selling and buying online display advertising, with offices in Australia, Singapore and China.