Complex sentence: He represented Malaysia while participating in the finals of "Star Search", a television program hosted by the New Media Results Malaysia Male Champions' Trophy, after which he stayed with new media as a drama series actor and presenter.
Split into simpler sentences: He represented Malaysia to participate in the finals of "Star Search" a television programing hosted by the New Media Results Malaysia Male Champions' Trophy. Then, he continued to stay in the new media as a drama series actor and presenter.