There are three steps to go from raw nori material to dry nori sheet (semi-finished product).
1) PRE-PROCESSING
Cleaning foreign body up and Washing.
Dehydrating and Cutting up.
Washing and Dehydrating again.
Controlling the ratio of seaweed and water.
2) PROCESSING
Shaping (square standard dimension).
Dehydrating and Drying.
Seperating and Collecting.
3) AFTER-PROCESSING
Grading and Packaging.
Ready for Nori Trade Fair.