DONGSHAO ndiwopanga komanso ogulitsa ku China omwe ali ndi zaka zambiri zokhazikika pakupanga Flat Washer. Tikuyembekeza kukhazikitsa ubale wamalonda ndi inu.
Werengani zambiriTumizani KufunsiraDONGSHAO ndi mmodzi mwa otchuka China Large Washers wopanga ndi katundu. Fakitale yathu imagwira ntchito yopanga ma Washer Akuluakulu. Takulandilani kuti mugule Ma Washer Aakulu ku DONGSHAO. Pempho lililonse lochokera kwa makasitomala likuyankhidwa mkati mwa maola 24.
Werengani zambiriTumizani Kufunsira