The development of business card case

Early business card cases were mostly made of silver or copper. Later, materials such as sandalwood, red sandalwood, rhino skin, tortoise shell, etc. appeared. The shapes were mostly rectangular flat boxes, including small conjoined boxes that opened up and down, and boxes. Small box type with separate body and lid. The pattern on the business…

Definition of packing box

Protect display products. It has been widely used in electronics, food, beverages, wine, tea, medicine, health care products, cosmetics, small household appliances, clothing, toys, sports goods and other industries and product packaging supporting industries. It is an indispensable industry. In 2011, the total industrial output value of the packaging industry was 929.639 billion yuan. Calculated…