Factory for manufacturing absorbent article

A factory for manufacturing an absorbent article by using a plurality of types of materials, comprising:

• a building including:
• an upper story;
• and
• a lower story located below the upper story, wherein
• the upper story comprises:
• a floor;
• a wall provided along an entire periphery of the floor;
• an illumination device provided on a ceiling;
• and an air conditioner having an air outlet for discharging air,
• the lower story comprises:
• a floor;
• a wall provided along an entire periphery of the floor;
• an illumination device provided on a ceiling;
• and an air conditioner having an air outlet for discharging air;
• and
• an opening through which the upper story and the lower story communicate is formed in the floor of the upper story, wherein
• the upper story further comprises a paying-out device to which a material coil on which a nonwoven fabric is wound is attached and that pays out the nonwoven fabric, the nonwoven fabric serves as at least one type among the plurality of types of materials,
• the lower story further comprises a processing section that processes the plurality of types of materials including the nonwoven fabric that is transported from the upper story through the opening, and
• an air pressure at a boundary position between a space on the lower story and the opening is higher than an air pressure at a boundary position between a space on the upper story and the opening.