Tin printing ink, one of lithographic inks. A general term for inks applied to letterpress offset printing machines and wet offset printing methods for printing iron sheets (tinplate) and for processing steel sheets, aluminum sheets, and other metals. Iron printing ink can be divided into inner coating and outer coating. External coatings can be divided into printing white ink and roller coating white ink, color ink, varnish, etc.

Offset ink, also known as offset printing ink, is a large category of lithographic ink, which refers to the general term for inks suitable for various offset printing machines.

The basic principle and process of offset printing Offset printing is referred to as offset printing. The printing method of offset printing is to transfer the ink dipped on the rubber surface to the paper surface through a roller-type rubber stamp. Offset printing requires less ink and molds are less expensive to manufacture than gravure. In addition, since the offset printing surface is flat and there is no concave pattern, the pattern and pattern on the printed paper surface are also flat, there is no three-dimensional sense, and the anti-counterfeiting property is poor. Now let's understand the basic principles and processes of offset printing.

On October 8,2022, Print Area Technology company held the first hard pen calligraphy competition.The content of the calligraphy is the Orchid Pavilion by Wang Xizhi，which is a great calligrapher in ancient China. All members of the company took an active part in the competition, and some members also practiced before the competition. I believe that every effort will result in a good result in the competition.