Primers

Time-saving, labor-saving, uniform bonding – the efficiency philosophy behind assembly lines.

What did the earliest glue look like? The “Millet Glue” of the Tang Dynasty – the ancient equivalent of modern super glue.

In addition to soaking, sun exposure, and vigorous brushing, there are several hidden "glue killers" in shoe care: storing shoes in high temperatures for long periods, crushing the heel to wear them as slippers, and using hard glues like 502 (super glue) for DIY repairs. These practices also silently damage the shoe sole glue, leading to delamination and brittleness. This article points out these mistakes and their causes, and provides gentle and correct care methods.

Many people have the habit of caring for their shoes by soaking them in hot water, exposing them to direct sunlight, baking them on radiators, or even scrubbing them vigorously with strong detergents—but these practices are actually quietly “killing” the glue on the shoe soles. This article points out several common but incorrect shoe care methods, explains why they accelerate glue aging, make it brittle, and cause it to fail, and provides gentle, correct alternatives to help extend the life of your beloved shoes.