At that time, the Hong Kong foreign trade company Daolin Yang sold this paper, so it was called "Dolin paper." China's Kaishantun, Shiku, Hanyang, Chongqing, Shandong General Plant, Shanghai Lihua, Baoding and other plants all produce lithographic paper. Before the 1950s, lithographic paper was mainly imported. The lithographic paper is made of bleached chemical wood pulp, cotton pulp, bamboo pulp, altar pulp, etc. The basis weight is 40, 50, 60, 70, and 80 grams square meters. There is also a single-sided lithographic paper, which is mainly used for printing New Year pictures and posters. Grades A and B are used for advanced color printing, and Grade C is used for general color printing. The lithographic paper is divided into three grades: A, B, and C. 60 to 80 g square meters are mostly used for pictorials, book text or color inserts. Quantitative 120, 150, 180 g square meters are mostly used for book inserts, ring linings, title pages, etc. 9999 Fine Gold Scottsdale Mint Certi-Lock Card. Switzerland 1 Gram 999.9 Fine Gold Bar Argor-Heraeus Certified Assayer Sealed. There are 60, 70, 80, 90, 100, 120, 150, 180 grams square meters of various specifications. 2021 Silver Morgan Dollar 99.9 Silver United States Mint New Orleans Boxed. There are web paper and sheet paper, with specifications of 787, 850, and 880 mm. Lithographic printing paper, also known as double offset paper, or lithographic paper for short, is the most widely used paper in lithographic printing.
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