Lu Xu@luxu1986Follow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experienceluxu1986 has not updated employment details yet.Educationluxu1986 has not updated education details yet.Linksluxu1986 has not updated links details yet. Skillsluxu1986 has not updated skills details yet.