Handmade DIY origami stationery box

30.5*30.5cm square paper, folded in half.

The middle of the upper and lower corners is folded in half.

After unfolding, fold to the crease.

Fold the upper and lower sides in half towards the middle.

As shown in the figure, the left and right corners are folded inward.

Fold the left and right sides to the vertex of the triangle.

Spread it left and right, and fold it up and down to the middle.

Fold both sides as shown.

Fold the left and right sides inward.

There are two in total, and the cover size is: 3 1*3 1cm, and the super-capacity stationery box is ready.