There are the type printing by wood block, which was prepared by transferring the know-how of Korean technicians upon the dispatch of troops to Korea, and the Western type printing, which was introduced by Valignano, from the Society of Jesus.
朝鮮出兵により朝鮮人技術者の技術を移植した木版による活字印刷と、イエズス会のヴァリニャーニが伝えた西洋の活字印刷によるものがある。