Gaoxiang Jia@gjia1Follow BadgesProblem Solving CertificationsCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Basic)VerifiedskillWork Experiencegjia1 has not updated employment details yet.Educationgjia1 has not updated education details yet.Linksgjia1 has not updated links details yet. Skillsgjia1 has not updated skills details yet.