wulai king@RenLeiFollow BadgesProblem SolvingJavaPythonDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillWork ExperienceRenLei has not updated employment details yet.EducationRenLei has not updated education details yet.LinksRenLei has not updated links details yet. SkillsRenLei has not updated skills details yet.