NgoJanuwari 13, 2020, i-Ningbo Yongshen Electric Appliance Co., Ltd ibuyekeze umbiko we-CSA 1610337 ukuze ingeze amamodeli amasha YD1.5-1P, YD1.5-2P, YD1.5-1AP, YD1.5-2AP asebenzisa entsha inkinobho yokucindezela.