XUANLI yamanga gulu lamphamvu lofufuza ndi chitukuko kuphatikiza Mapulofesa 10 ndi antchito apamwamba 15. Mtsogoleri waukadaulo ali ndi zaka zopitilira 10 pakukula kwa batri la lithiamu-ion pogwiritsa ntchito matekinoloje atsopano kuti titsogolere pamsika. Poyambitsa zida zoyezera mwatsatanetsatane, kampaniyo imayika ndalama zambiri pakufufuza ndi chitukuko chaka chilichonse.