Screen-printed PVC cards are the most common printing method. It is a traditional process and the operation is relatively complicated. However, it requires less investment in equipment and has the widest application range. It accounts for a large proportion of PVC cards. Screen printing card making is often used to make gold and silver cards. It is only suitable for batch production of cards with simple content and printing signature strips on the back of cards, such as simple text and graphics, and cannot print high-quality color patterns. ?Color-printed PVC cards are one of the most widely used PVC cards, such as various phone cards, bank cards, IC cards, etc. Generally, it is mass production. A special PVC card printing machine or an imported four-color printing machine is used to print on a single layer of PVC card material, and then lamination, card punching, magnetic writing, embossing and other processes are carried out. Pre-printing equipment The investment is huge. And the production process is very complicated and requires a large printing press. Suitable for large quantities of cards with low cost. However, it is impossible to print color portrait cards, and it is impossible to print different photos, names and other personal information on the cards. All uses restricted. Generally, a four-color printing machine is used for printing, using UV offset ink. The finished product has bright colors, good definition, and high quality, and is suitable for large-volume printing. ? Hot stamping gold and silver cards uses a special hot stamping machine to hot stamp text and graphics on the surface of the PVC card to form a PVC card with a very metallic luster. It is generally used to make VIP cards, discount cards, VIP membership cards, etc. Colored PVC portrait cards have the same texture as common credit cards and VIP cards, but the production process is different. The latter is printed in large quantities from the same plate, just like the same negative, and countless photos with the same layout are developed. PVC portrait cards can not only print different color photos, names and other personalized information on the card, but also change the shortcomings of previous plastic cards such as single function, easy to forge, easy to damage, easy to peel off, and not waterproof. It has the characteristics of strong two-layer lamination, waterproof, good image effect, and diverse functions. It can also integrate multiple functions such as portrait recognition, attendance, access control, and consumption. Color portrait cards are personalized cards, with different information and content recorded on the surface of each card, accounting for a large proportion of PVC cards. ?There are two ways to make PVC color portrait cards: one is to use a thermal transfer card printer to print directly on the surface of the blank card, which is more expensive; the other is to use a color inkjet or laser printer to print the content on the card. Printed on a special PVC base, the lamination method is used, and the finished product is produced through hot pressing, punching, and card punching. Color portrait cards are currently the most popular cards. Can be used for portrait cards, badges, business cards, temporary residence permits, attendance certificates, medical certificates, work certificates, service cards, customs declaration certificates, tax certificates, conference certificates, membership cards, discount cards, student ID cards, driver's licenses, press cards, traffic police duty cards, etc. Make. The card can be printed with personal color photos, names, numbers, titles, logos, unit and department names, barcodes, etc., and there is no quantity limit, with absolute photo quality, clear and lifelike.