Felt pad

① The error range of the finished product is about 1.5mm, the thickness is about 0.3mm, and the sum of the four colors of the color value of the document needs to be above 30. Because the color difference range of the finished product thermal transfer is about 20. ② It is not recommended to make a map with obvious dividing line. The error of the finished product will be obvious. ③ 3mm felt printing pattern, and the color felt can only be laser and engraving with its own color. Please be informed!