As a safety consultant and application engineer at Pilz Canada, Youjian’s role includes machine safety upgrade, risk assessment for machinery, PHSR for machine safety and compliance with Ontario regulation and CSA standards. He is involved in the Machine CE marking project and familiar with CSA, IEC and ISO machine safety standards: IEC/EN 60204-1, EN ISO 13849-1, EN ISO 12100-1 & -2, EN ISO 13857, CSA Z432, and others.