| 摘要 |
PROBLEM TO BE SOLVED: To provide a multipurpose bag which is durable for a long period of time and used for multiple purposes while contributing to savings of energy and resources by a method wherein a bag normally used for shopping at supermarkets or the like or collection of garbages by local administrative organizations is made up with any one of processings including punching, cutting-out, cutting-by-edge or laser processing applied, and reductions in 10 to 90% per unit area and unit weight are made for the bag. SOLUTION: The bag durable for a long period of time and reduced in its unit weight is obtained with any one of processings including punching, cutting- out, cutting-by-edge or laser processing applied to the bag within 10 to 90% of unit area during the process of its manufacture.
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