A14 Bagging and warehousing

A14 Bagging and warehousing

A13 Nut anti drop stamping

A13 Nut anti drop stamping

A12 Assembly bolt

A12 Assembly bolt

A11 Pressure testing and shaping

A11 Pressure testing and shaping

A10 Main body riveting connection

A10 Main body riveting connection

A9 Galvanizing treatment of semi-finished products

A9 Galvanizing treatment of semi-finished products

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