Among the 30 million ancient books in China, 10 million of them need to be restored. Among them, the main reasons are a paper moth, mildew, and acidification. In Japan and Korea, where there are many ancient books, collectors and protectors also face the same problem. In order to cope with the deteriorating situation of ancient book paper, at the first East Asian paper protection Symposium concluded in Beijing today, Chinese, Japanese and Korean scholars called on the three countries to strengthen exchanges and cooperation in this field, share the academic achievements of each country in the research and restoration of ancient book paper, and jointly promote the protection of East Asian cultural heritage.
As one of the four great inventions in China, papermaking has had a profound impact on the process of human civilization and world history. Around the Eastern Han Dynasty, papermaking spread to the Korean Peninsula and Japan. At present, Korea is in the leading position in the field of traditional paper production, and Japan is in the leading position in the field of traditional paper restoration. How to realize the transformation of ancient book paper from traditional restoration and protection to modern restoration and protection is the most concerned topic of scholars in the Three Kingdoms.