Pa February 2, 2021, kampani ya Ningbo Yongshen Electric Appliance Co., Ltd yawonjezera chiphaso cha CE cha KIWA Certification Body, mtundu watsopano wa igniter wa YA220-1S, womwe ungagwiritsidwe ntchito poyatsira gasi pafupipafupi pamagawo olowera magetsi. 220-240V.