Kukonzanso kopanda chimango pa injini ya dizilo ya EMD 710 nthawi zambiri kumafuna zinthu zotsatirazi:
(1) zingwe za silinda - mtundu wonyowa, mawonekedwe a OE;
(2) pisitoni ndi mphete za pistoni - zofananira ndi miyeso ya liner;
(3) mitu ya silinda - kuyesedwa-kukakamizidwa ndi flatness-kutsimikiziridwa;
(4) crankshaft - yokhala ndi zitsulo zazikulu, zolumikizira ndodo, ndi zokhomera ngati seti yofananira; ndi
(5) ma gaskets onse ogwirizana, zosindikizira, ndi zida.
Makina a Changsha Haochang (HC Enginepart) amapereka zida zonsezi ngati zida zosinthira, zopangidwa motsatira mfundo za OE pansi pa ISO 9001: certification ya 2015, ndipo zimapezeka pamainjini onse a EMD 710 ndi 645-series. Kukonzekera kwa zida zotengera mayendedwe amtundu wa zombo zitha kupangidwa popempha. Lumikizanani ndi hc-enginepart.com