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Tọrọ ntọala na 2000, Hebei Dinghao Machines Co., Ltd, yana mpaghara ụlọ ọrụ nke 30600㎡ na mpaghara ihe omumu nke 10000㎡, yana ihe karịrị 60 ọkachamara na ndị ọrụ nkà na ụzụ, yana Tianjin ZHONO Mbubata & Mbupu Co.,. Ltd, ruru eru GB / T19001-2008 / ISO9001: 2008 Akwụkwọ nke International Quality & Management System na 2009 n'okpuru mbọ niile ndị Dinghao mere.