Screen printing is widely used. No matter from ordinary carrier printing, special ink printing to high-tech anti-counterfeiting printing, screen printing plays a huge role in the commercial print market. Such as integrated circuit boards, conductive circuits in industrial products, metal products shells, various special-shaped plastic products of glassware, textiles and clothing, packaging and decoration materials, leather furs, prints, various office supplies and other materials surface printing processing.

As one of the packaging tools for various products and commodities, the packaging box is loved by majors. At the same time, the packaging box is also loved by consumers for its high-end, exquisite, and beautiful. Therefore, the major professions also pay great attention to the printing quality of the packaging box.

In the process of packaging color box printing, quality problems often occur due to inadequate pre-press platemaking. Light materials and man-hours are wasted, and products are scrapped in serious cases, causing serious economic losses. In order to prevent the above problems, the editor of Lijia thinks that the following aspects should be paid attention to.