Offset is one of the printing processes commonly used since the second half of the twentieth century. It ensures good quality for medium to large print runs, and print on virtually all types of paper and some types of plastic (especially polystyrene).
The offset is ideal for large amounts of printed paper as the machine runs, and needs no human intervention while the process is done. But do not think the human are not useful at this time. On the contrary, the machine needs several adjustments during printing, is the amount of ink and water, ie the time a print is to have more than one color. Therefore, when employing this type of service, it is safer to have a company with qualified and experienced professionals.
