Na February 2, 2021, Ningbo Yongshen Electric Appliance Co., Ltd agbakwunyere CE akwụkwọ nke KIWA Asambodo Isi, ọhụrụ igniter nlereanya YA220-1S, nke a pụrụ iji maka elu ugboro usu mgbanye gas n'ime input voltaji nso nke 220-240V.