The art of printing, one of the four great inventions of China, occupies a prominent position in the history of the science and technology of China. In the Sui and Tang Dynasties, woodblock printing was invented due to a rapid development in culture, a longestablished use of paper and ink and seal and stone carving. Great numbers of historical manuscripts and early examples of printed matter unearthed in succes- The art of printing, one of the four great inventions of China, occupies a prominent position in the history of the science and technology of China. In the Sui and Tang Dynasties, woodblock printing was invented due to a rapid development in culture, a longest established use of paper and ink and seal and stone carving. Great numbers of historical manuscripts and early examples of printed matter unearthed in succes-