Beijing- Clement Tsang(曾德宇) recently has joined in ZenithOptimedia(实力传播) China as Head of Performics, the Performance marketing unit of ZenithOptimedia. As said, Performics,Founded in 1998, integrates the art and science of Performance Marketing to optimize digital actions that accelerate brand engagement, participation, leads and sales. It empower its clients to make smart decisions about their digital spend and increase ROI.  In his new role, Tsang will manage, grow and evangelise performance marketing services for ZenithOptimedia in China, such as SEO & SEM Services. He will also supporting ZenithOptimedia's clients in evolving their search operations in China. He was formerly Country Sales Director at MediaMind for 1 more years. Prior to that, he also worked at CedricM Video , Trinity Sports, Lifestyle & Exhibitions , and MTV China, etc.