In 1798, Austrian (now Prague, Czech Republic) composer Alois Senefelder (7711- 1834) invented lithography (Lithography), which uses the principle of water and fat backdraft, and prints on the plane, for lithography. (Planography) 嚆矢. And make a wooden lithograph. Sennerfeld's first law, followed by his father's song and dance, failed. He is engaged in composing for a living and is very popular among the people of the world because he thinks he will print and sell the music. The vast Indiana fee, with a meagre profit, was an apprenticeship in the printing house, but it was limited to capital and was unable to create itself. He is based in Solenhofen, near Munich, and has a large number of stone stones. He grinds copper plates on weekdays or sculpts on stone plates. When Sri Lankan family was poor, his mother was doing laundry, and on the 1st of the day his family remembered his laundry account. He inadvertently wrote the fat ink stick on the stone tablet. After a few days, he found that the handwriting could not be washed away. In the experiment, he wrote the letters on the lithograph by using fat ink, and after printing with nitric acid and a gum solution, he inked it and succeeded. He called himself Chemical Printing. The word Lithography, which was originally a combination of the Greek word "stone" Litho and "write" "Graphein", has now become a name for lithography. In 1834, Seishi served as the supervisory officer of the Pakistani Kingdom of the Kingdom of India, and died in February of the same year. In 1810, F. Weishaept assisted Sennafield in the completion of iron hand-held lithographs. In 1817, Sennerfeld tried to replace the stone plate with a zinc plate as a flat plate. In 1826, legal person Niepce invented earth asphalt optical plate making. In 1832 (Eleventh year of Qing Daoguang), English missionary WH Medhur established the Chinese printing of the lithographs in Macau. In 1837, the legal person G. Engel Mann invented the color lithography and named it Chromography. In 1840, the Englishman M. Ponton invented the AlbuMin process. In 1868, the German J. Albert invented the Collotype. In 1869, D. Hauron (British) invented the subtractive color method as the trichromatic color lithograph. In 1876 (the second year of Emperor Guangxu), the legal person Weng Xianggong (Catholic priest) and Chinese Qiu Ziang set up the "Tushan Bay lithographic institute" in Shanghai and used the lithographic printing church to pictorial. The "Spot Baizhai Shi Yin Bureau" was established. In 1881, in the 7th year of the Qing Emperor Guangxu, Guangzhou Xu Yuzi set up the “Same Document Bureauâ€, purchased 12 lithographic machines, employed 500 people, and reprinted rare books. In 1886, the British L. Johnston invented the offset rotary press. In 1900, the British man F. Vandyke invented the positive figure and made a printing plate with a metal plate coated with a chromate film called the Vandyke Process or Reverse Process. The Chinese called it the "original plate making method." In 1904, the beautiful American IW Rubel invented the indirect printed offset printing press. In the 30 years of Guangxu (1904), Shanghai's "Civilization Bureau" used color lithographs. The following year, the "Commercial Press" also used color lithographs. In the thirty-fourth year of Guangxu (1908), the “Commercial Press†first used a zinc plate rotary rubber printer. In 1909, beauty M. Dudge invented BimetalDeep-etch Procss successfully. In the second year of the Republic of China (1913), the Central Mapping Bureau of Peking used direct photolithography to print maps. In 1920, W. Grase of the American Academy of Modified Gravels studied and put into practical use. In the ten years of the Republic of China (1921), Le Hanlinger, who was hired by the Commercial Press, taught the three-color lithography method and used the Harris II color printing machine. In 1927, the British created a Dry Offset Process. In the twenty-fourth year of the Republic of China (1935), British American Tobacco Brothers used plain intaglio printing at printing plants in Shanghai, Hangu and Tianjin. In 1935, Australians Back invented the three-plane lithographic version (Trimetallic). In the 46th year of the Republic of China, Luo Lin returned from the United States to study and study, and introduced new color photolithographic printing technology, which enabled the Chinese printing industry to enter the color field from black and white printing. In the 47th year of the Republic of China, the "Central Printing Factory" established a new photo separation and color printing equipment, and the "China Color Printing Company" was officially established. Afterwards, "Yutai Zhonghua" and "Qiaolianlian" followed. In 1950, the Minisota Mining & Manufacturing Company created a Presensitized Plate. In 1952, George Jorgensen published Diazo Salt as a plate-making sensitizer at the Fourth Annual Conference of the American Printing Society. In the same year, 3M Company of the United States invented Non-Grains trimetallic plates. In the fifty-seventh year of the Republic of China, Hsinchu's "Federal Plate Plant" initially used the Japanese Mika System to separate color equipment. In the 58th year, the China Color Printing Company purchased the direct DS subcontracting machine and the auto punching machine of Japan DS, and Yutai China Factory followed suit. In 1991, the printing department of the Ministry of National Defense, the China Color Printing Company, and the Yutai Chinese Plant purchased the West German four-color rubber printing machines and electronic subcontracting machines. In the 62nd year of the Republic of China, Taipei Sihai Electronic Printing Co., Ltd. purchased the DS-306 electronic scanning color separation machine, and Qiu Yu, Yu Tai, Wuzhou, Zhonghua, and national defense printing plants successively purchased various types of electronic subcontracting machines to make our country's plate printing. , has entered the era of electronic. Since the Republic of China's sixty-sixth year, the Rongmin Printing Factory has used the PS version instead of the flat intaglio to rotate the lithographic web-printed phone book. In the sixty-seventh year of the Republic of China, all the daily and evening newspapers in Taipei switched to the PS version instead of the plain gravure colored newspapers. In the 68th year of the Republic of China, Taipei Qinye Industrial Co., Ltd. developed a positive PS version and promoted it. By the year of 71, the negative PS version had also been successfully developed. The company's host, Mao Jixiang, was engaged in the research of the PS version and was successful for fifteen years.
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