Longo Shang@LongoFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork ExperienceLongo has not updated employment details yet.EducationLongo has not updated education details yet.LinksLongo has not updated links details yet. SkillsLongo has not updated skills details yet.