Raymond Ling@ray58750034ChinaFollow BadgesProblem SolvingJavaDays of JSSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experienceray58750034 has not updated employment details yet.Educationray58750034 has not updated education details yet.