PACKAGING CONTAINER MADE OF PLASTIC CORRUGATED BOARD, METHOD FOR PACKAGING ELECTRONIC MATERIAL, METHOD FOR RECOVERING PACKAGING CONTAINER, AND PACKAGING SHEET

摘要

PROBLEM TO BE SOLVED: To provide a packaging container coping with an environment which is a packaging container which can be assembled and extended and has excellent durability and is repeatedly usable and has excellent material recycling properties when it is discarded. SOLUTION: The packaging container consisting of a square bottom board, four walls consisting of a square front wall and a square back wall each vertically standing from a pair of opposite sides of the bottom board and a square right wall and a square left wall each vertically standing from another pair of opposite sides of the bottom board and a square top board bent from the upper side of the back wall and extended to reach the upper side of the front wall is provided and the packaging container which can be assembled by bending inward at each fold of a sheet of a packaging sheet made of a plastic corrugated board with a plurality of folds which can be folded inward to 90 deg. and can be extended to the packaging sheet is provided.