Yanning Li@Yanning1Follow BadgesProblem SolvingJavaDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceYanning1 has not updated employment details yet.EducationYanning1 has not updated education details yet.LinksYanning1 has not updated links details yet. SkillsYanning1 has not updated skills details yet.