Campaigning fever has come to Serdang, with an old hand returning to claim his seat and a young fresh face whose fighting to prove his worth.br br The number of voters has increased dramatically, which is game changer this time round in Serdang.br br Datuk Yap Pin Hon, is a familiar face in Serdang having served the constituency since 1995 untill 2008 as their MP. br br Ong Kian Meng, a new face in Serdang is no stranger to politics, he has been a political analyst and an academic for the past decade.