NgoZibandlela wezi-2020, umhlangano Wesithupha Wonyaka wesine we-National Fastener Standardization Technical Committee wabanjelwa eDolobheni lase-Handan, esiFundazweni sase-Hebei.Izithunywa ezingaphezu kuka-200 zihambele umhlangano waminyaka yonke, okuhlanganisa nochwepheshe abaningi abaziwayo bemboni yokusheshisa abasuka ezindaweni zonke...
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