Liyuan Feng@lfeng21Chemical Engineer with data science experience and skillsFollow BadgesPythonDays of CodeSql Certificationslfeng21 has not earned any certificates yet. Work Experiencelfeng21 has not updated employment details yet.Educationlfeng21 has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/diana99/ Skillslfeng21 has not updated skills details yet.