In 1439, Gutenberg in Germany to produce wooden printing, vertical screw lever presses of simple structure, but it has lasted for 300 years ago in 1812, Konig, Germany made the first round flat printing in 1847, Hoy invented rotary presses in the United States in 1900, made six- color rotary press in 1904, Rubel invented flexographic printing presses in the United States.
In the 1950 of the 20th century,the traditional letterpress printing technology dominated in the printing industry, printing- oriented development of the printing press.But to lead a relief printing process intensity high, long production cycles and disadvantages of environmental pollution. From the 60 's onwards, with periodic shortand high productivity offset of processes begin to rise and development, leadalloy Toppan printing have been gradually replaced by offset printing.
Flexible letterpress printing, stencil printing, electrostatic printing, inkjet printing, packaging, printing, printed advertisements have also been developed.Printing machinery in the world has made great progress since in the 1980 of the 20th century.
With the development of science and technology, printing technology is also constantly evolving. From the original hand-movable type printing, to the steam-powered printing presses in the 19th century, to the electric printing presses and digital printing technology in the 20th century, the printing industry has made great progress in technology. Today, printing technology has covered various forms such as flat printing, offset printing, flexographic printing, digital printing, etc., and has become an indispensable part of modern society.
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