Red copper relief is a handicraft developed and produced on the basis of Chinese classical culture and art. The product is made of high-quality red copper which is non-corrosive and non-discoloring through multiple processes. Fine workmanship, vivid image, strong three-dimensional sense, simple and elegant style, and lifelike pictures. It is different from the stamping, casting, corrosion and other technologies used in the manufacturing of traditional metal handicrafts, and avoids the disadvantages of traditional handicrafts such as easy damage, changeability, easy discoloration, easy distortion, rough workmanship, and environmental pollution. It is exquisite and solid, and has both decoration and collection value.