Beijing – Clarence Mak(麦伟坚) , recently has been appointed by Mars as Mars China General Manager, from his current role as Head of Marketing at Wrigley China.Wrigley is a unit of Mars Group. From 2008 to 2011, Mak has led marketing function for Wrigley China.Prior to Wrigley’s, Mak was Marketing Director at PepsiCo China from 2006 to 2008. And. before that, He also Brand Manager at P&G Europe, US & Taiwan.