Ugbu a akwa akwa na ụlọ ọrụ na-ejikarị eme iheịgha ụghaN'ụzọ, DHZ na-enye elu-mmaforgings, yabụ ugbu a mgbeịgha ụgha, kedu ihe akụrụngwa eji eme ihe?
Nkeịgha ụghaihe bụ tumadi carbon ígwè na alloy ígwè, sochiri aluminom, magnesium, ọla kọpa, titanium na ha alloys. Ọnọdụ mbụ nke ihe ahụ bụ mmanya, ingot, ntụ ntụ na mmiri mmiri. A na-akpọ oke nke mpaghara obe-ngalaba nke igwe tupu na mgbe deformationịgha ụghaoke. Nhọrọ ziri ezi nke oke nrụpụta, okpomoku kpo oku nwere ezi uche na oge njide, okpomoku izizi izizi na nke ikpeazụịgha ụghaokpomọkụ, oke ezi uche nke nrụrụ na ọsọ nrụrụ nwere mmetụta dị ukwuu n'ịkwalite àgwà ngwaahịa na ibelata ọnụ ahịa.
DHDZ bụ a forging emeputa ụdị nile nke ngwa, si na nhọrọ nke ihe na-arụ ọrụ na-eme elu-edu ihe, elu-edu forgings, ma ọ bụrụ na ị nwere mkpa maka forging forging, Hebei Tongrui n'ibu forging, otú e si akpụ a ọma emeputa emeputa.