The purpose of these tools was clearly evident. Nearby, on the edge of the roof, large handcrafted items made with these tools were dangling.
There was a framework assembled from iron rods, somewhat resembling the clotheslines used to dry quilts outside dormitory buildings. But what hung on the clothesline before them were not quilts, but huge, transparent vacuum bags. Gu Mian often saw these types of packaging bags in supermarkets, usually containing items like air-dried chicken.
However, these vacuum bags were much larger than those in the supermarket—large enough to fit a person inside. Of course, vacuum bags of this size weren't used for storing air-dried chicken. Other things were sealed inside these bags, all the air sucked out.
