In 14O3, brass moveable type appeared in Korea. In 1453 the German Gutenberg invented lead moveable type, which is the printing technique that we have been using for over the last 500 years.
一四○三年，韓國曾出現銅質活字版；一四五三年，德國人谷登堡的鉛鑄活字發明，而沿用至今。