The invention discloses a multifunctional clothing hang tag and a preparation method of same. The clothing hang tag has anti-fake function, when being smeared with water, the color of the clothing hang tag is changed, so that it is unnecessary to adding an anti-fake apparatus and cost is saved. The color of printing ink texts on the clothing hang tag can be changed with contact of water, so that the anti-fake function is further improved. The clothing hang tag has the function of removing peculiar smell, drying and dehumidifying the clothing, and inhibiting bacteria, and can be used as a dryer, a deodorant, a damp-proof indicator and the like for a long time when being obtained along with the clothing, thereby reducing waste of resources and satisfying market demands.