Yan Zhi-Cheng@peterisgood2002Software EngineerTaiwanFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencepeterisgood2002 has not updated employment details yet.Educationpeterisgood2002 has not updated education details yet.