L_Shen Lee@L_shenFollow BadgesProblem SolvingJavaDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceL_shen has not updated employment details yet.EducationNanjing UniversityLinksL_shen has not updated links details yet. SkillsL_shen has not updated skills details yet.