How to make a long rectangular origami box

(page 4)

5th picture of long rectangular origami paper box

05.

Apply the vertical "gate-fold" of the step #4 and then unfold.

Prepare to apply four horizontal "valley-folds" and then unfold.

6th picture of long rectangular origami paper box

06.

Apply four horizontal valley-folds of the step #5 and then unfold.

Prepare to apply four vertical valley-folds and then unfold.

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