li li@blackLChinaFollow BadgesProblem SolvingCPPDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork ExperienceblackL has not updated employment details yet.EducationblackL has not updated education details yet.