Lin Yan-De@ddmanTaiwanFollowAboutCurrentAVerMediaEducationNational Changhua University of Education BadgesProblem SolvingCPPDays of Code Certificationsddman has not earned any certificates yet. Work ExperienceSenior EngineerAVerMediaEducationNational Changhua University of EducationIndustrial Education & Technology, BE• 2003 - 2007