The packaging box is the box used to package products as the name implies, and can be classified according to materials such as: paper boxes, iron boxes, wooden boxes, cloth boxes, leather boxes, acrylic boxes, corrugated packaging boxes, pvc boxes, etc., or by product name To categorize such as: moon cake box, tea box, wolfberry box, candy box, exquisite gift box, souvenir box, wine box, chocolate box, food and medicine health product box, food packaging box, tea packaging box, stationery box, etc. Packing box function: to ensure the safety of the product during transportation, and to improve the grade of the product. The main material of the tin box: tinplate.