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production of flash

Sejin tech

Production of flash

Can appreciate Sejintech's public relation picture if click vedio clip.
SEJIN Tech is always best to work in good faith.

Tech fabrication process SEJIN

The first step : Bag Supply

The second step : Date Stamp

The Third step : Bag Open

The Fourth step : Solid Filling

The Fifth step : Liquid filling

The sixth step : The first Bag Press and Heat Seal

The Seventh step : The second Heat Seal

The Eighth step : Cooling and Discharge