NgoJanuwari 13, 2020, iNingbo Yongshen Electric Appliance Co., Ltd ihlaziye ingxelo yeCSA 1610337 ukongeza iimodeli ezintsha YD1.5-1P, YD1.5-2P, YD1.5-1AP, YD1.5-2AP esebenzisa entsha ukucofa iqhosha.