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high quality raw material---grinding(rough grinding, precision grinding)---
high frequency quenching--- mesh belt furnace---advanced CNC--- electroplate---
bonderizing--- dehydrogenation--- bending and tensile strenght test--- salt spray test
hard chrome coating shock absorber piston rod
Ningbo Hidoc Auto Parts Co.,Ltd
connecting rod, precision slender shaft, tie bar, ejector rod, push rod, ...
