QUALITY

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Manufacturing Process

Dong-A produces high quality products through industry-leading expertise and manufacturing.

    • Raw Material

    • Material Test

    • Material Cutting

    • Forging

    • Heat Treatment

    • Machining

    • Dimension Inspection

    • Painting

    • Pressure Test

    • Packing

    • Shipping

Dong-A's diverse standard and special products are designed and produced carefully by strict production standard.

Dong-A is striving to manufacture reliable products for customer’s satisfaction.