Hangzhou Sejoy Electronics &.LisebelisoaCo., Ltd,e thehiloe ka 2002. Kajeno re na lehoo e ka bangThepa ea lapeng ea lilemo tse 20 OEM & ODM, 'me khoebo ea rona e fihlile ho limilione tse 250 tsa USD ka 2020.makhetlo a 4ho tloha2017.Joaloka morekisi ea ka sehloohong oa lihlahisoa tsa bophelo bo botle Chaena, Sejoy o iketselitse botumo bo tšepahalang ka boleng, boqapi le litšebeletso.Bokhabane ba rona ba boqapi le theknoloji bo ts'ehetsa tlhahiso ea lisebelisoa tsa pele tse kang lithemometha tsa elektroniki le tsa infrared, limithara tsa tsoekere ea mali, limonita tsa khatello ea mali, tlhokomelo ea 'm'e le lesea, le lihlahisoa tse ling tse etselitsoeng bareki tsa lapeng.