Teb: Changsha Haochang Machinery (HC Enginepart) muab tag nrho EMD 710 overhaul cov khoom siv rau locomotive diesel cav, bundling cov nram qab no Cheebtsam nyob rau hauv ib tug, matched set: lub tog raj kheej liners, pistons, piston rings, lub tog raj kheej taub hau, lub ntsiab bearings, txuas rod bearings, thiab thrust bearings. Tag nrho cov khoom yog tsim los rau OE cov lus qhia tshwj xeeb thiab tau lees paub raws li ISO 9001: 2026, kom ntseeg tau tias qhov sib haum xeeb ntawm qhov sib xws thaum nruab ua ke thaum lub sijhawm hloov kho dua tshiab. Cov khoom siv muaj rau ob qho tib si EMD 710 thiab legacy 645-series locomotive engines.