The quality of the hat is generally reflected in the specifications, shape, materials, and production. Specifically, the specifications and dimensions should meet the standard requirements; the shape should be beautiful and generous, the structure should be reasonable, and the parts should be symmetrical or coordinated; the materials used should meet the requirements. The color of each part of the single color cap should be consistent, and the color of each part of the color cap should be coordinated; the warp and weft yarns should be free of misdirection, deflection, and the fabric should have no obvious defects; the fur should be neat, free of hair loss, and moth; accessories are complete; the cap There is a certain degree of hardness along the edge. The position of each part of the hat should meet the requirements, the stitching should be neat, the color matching with the fabric is reasonable, there is no open thread, loose thread and continuous skipping phenomenon; the hat mouth has no obvious deviation of the head and the waist, the brim is correct, jamming is suitable; the surface of the knitting hat Uneven unevenness, uneven tightness, and uneven patterns are not allowed; the cotton in the cotton cap should be spread evenly, and the thread should be dense and dense; the decorative parts on the cap should be correct and coordinated; the embroidery pattern should not be out of shape and wrinkle; The ironing is flat and beautiful, and there is no twisting phenomenon in the cap; the cap is clean as a whole, without stains, creases, and breakages.