兰鑫 @Heart_BlueFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork ExperienceHeart_Blue has not updated employment details yet.EducationChongqing University, ChongqingLinksLinkedinhttp://null SkillsHeart_Blue has not updated skills details yet.