What is the difference between a chip stamp and a photosensitive stamp? Which one is better?

Photosensitive seals are made by exposure, and then injected with photosensitive printing oil, the chapter surface is flat, stamped with a clear handwriting. Chip seal is laser engraved, with anti-counterfeiting chip inside, will store a variety of electronic information, placed on a specific card reader will automatically display, now the general bank will require the use of this chip seal, anti-counterfeiting than good.

Each has its own advantages and disadvantages, depending on your needs, if it is the official seal and other relatively important, or recommended the use of anti-counterfeiting than the price of the chip seal, if the advertisement use of advertising chapter, you can use photosensitive.

The seal is a Chinese word, pinyin is yìn zhāng, also known as the seal, used as printed on the document to indicate the identification or signing of stationery.

Generally, seals are dipped in pigment and then printed, not dipped in pigment, printed on a flat surface will show a concave-convex is called a steel seal, some of which is printed on wax or lacquer, wax seal on envelopes. The production materials are metal, wood, stone, jade and so on.

Historical Records-Xiaowu Benji: "The official name more seals to five characters." Houhan Shu - Gongsun Shu biography: "more carving the world's pastoral seal, ready to place the Secretary of State hundred officials." Children's Heroic Tales, 15th: (He) and ashamed to learn the painting game, hook shares accounted for the test, and even engraved seals.

Lu Xun? The collection of letters - to Wang Yeqiu: because to send a registered book, the recipient of the letter must use the seal.

Ming? Tao Zongyi? Dropout Records - seal system ":" Ancient no pledge word, to seal for the official letter order." Qing Dynasty? Jiyun? Read Microcosmic Cao Tang notes - such as I heard two ":" in the suspension of the painting Buddha a shaft ...... not sign the name, the seal is also fuzzy and indistinguishable.