Lucy Liu@chaojunSoftware Automation EngineerFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencechaojun has not updated employment details yet.EducationBeihang University, ChinaLinksLinkedinhttps://www.linkedin.com/in/chao-jun-liu-80157711Portfoliohttps://www.linkedin.com/in/chao-jun-liu-80157711 Skillschaojun has not updated skills details yet.