Seal tag(string lock) is an important part of garment accessories. It is mainly used for hanging clothes tag. It is the connecting link between clothing and clothing tag (clothing brand logo, washing logo, price tag, etc.). A set of good hangtags and seal tag(string lock) can better reflect the design taste of the garment and highlight the effect of the clothing brand. The seal tag(string lock) are mainly composed of rope, arrow lock, plastic body, logo and stamping. Seal tag(string lock) are mostly used in clothing, brand watches, bags, shoes and hats, decoration, umbrellas and other products that require hanging labels. In the early days, the seal tag(string lock) was knotted by some simple cotton rope, hemp rope, nylon rope, braided rope, etc., but this method could not achieve the effect of brand highlighting and special edition. Later, it was stamped with aluminum shell and printed paper. But in this case, the shape is simple and the hook is easy to hook the clothes. So right now most of the seal tag(string lock) are injection-molded. The materials are mostly PS, ABS, etc., and the ropes are nylon rope, polyester rope, cotton rope.