Ngomhla zi-2 kuNhlolanja 2021, iNingbo Yongshen Electric Appliance Co., Ltd yengeze isitifiketi se-CE se-KIWA Certification Body, imodeli entsha ye-igniter YA220-1S, engasetshenziselwa ukuthungela igesi eyimvamisa ephezulu ngaphakathi kwebanga lamandla okufaka 220-240V.