sqfellow @junqiang_zhou412United StatesFollow BadgesProblem SolvingCPP CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillCertificate: C++ (Intermediate)VerifiedskillWork Experiencejunqiang_zhou412 has not updated employment details yet.Educationjunqiang_zhou412 has not updated education details yet.