Ụlọ ọrụ HEBEI YIDA UNITED MACHINERY CO., LTD.
E guzobere na 1998
Onye nrụpụta rebar coupler kacha elu nke China

Uwe mgbochi, Mgbochi, efere arịlịka
Ihe eji egbutu ihe mgbochi, igwe na-egbu ọgịrịga
Rebar ihe nhazi & igwe nri
Igwe extrusion oyi, igwe ejide hydraulic
Thread Rolling igwe, Taper eri ọnwụ igwe
Upset forging igwe, Parallel eri ọnwụ igwe