The biggest thing about printing is that it saves a lot of manpower and can be printed in batches. The first thing to do is to print all kinds of books in batches and distribute them to all parts of Jiuyuan County.
The price of each book is a little higher than the cost. In less than half a month, Jiuyuan county and city are selling it everywhere, and every ordinary person can buy it. In other words, even at home, he can read by himself. This is another good thing that greatly benefits the people, but …