J Gao@jianbo_gao598United StatesFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencejianbo_gao598 has not updated employment details yet.Educationjianbo_gao598 has not updated education details yet.