I-DONGSHAO ngumvelisi ohloniphekileyo waseTshayina kunye nomboneleli onamava eminyaka okhethekileyo kwimveliso yeFlat Washer. Sinethemba lokuseka ubudlelwane borhwebo nawe.
Funda ngokugqithisileyoThumela uMbuzoI-DONGSHAO yenye yeeWashers ezinkulu ezidumileyo zaseChina kunye nomthengisi. Umzi-mveliso wethu ugxile ekwenzeni iiWasher ezinkulu. Wamkelekile ukuthenga iiWasha ezinkulu ezivela eDONGSHAO. Zonke izicelo ezivela kubathengi ziphendulwa kwiiyure ezingama-24.
Funda ngokugqithisileyoThumela uMbuzo