Rong Lu@ronglu68Follow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experienceronglu68 has not updated employment details yet.Educationronglu68 has not updated education details yet.Linksronglu68 has not updated links details yet. Skillsronglu68 has not updated skills details yet.