Players can use all kinds of books to upgrade the special residents in our Jiangnan Baijing map. After the upgrade, all abilities will become stronger, and the source of books is the bookstore. Let's look at the mechanism of doubling bookstores.

Detailed explanation of the dual mechanism of Jiangnan Bai Jing Bookstore

press

Buy twice a day.

Both are double rewards. Doubling means doubling the quantity.

For example, 4-6 books are randomly awarded in the initial level 4, and 8- 12 books are randomly awarded in the two levels. All cities add up.

The function of the bookstore is

publish a book

These books are all experience books, which can help players' special residents to upgrade.

If the level of the special residents of the players needs to be upgraded, they need a lot of books, and the bookstore is the only building to buy books.

Players must build a bookstore if they want to upgrade special residents.

Players don't have to build a bookstore when they are nervous about copper coins in the early stage, but they can build a bookstore in the middle stage.

When the level of special residents is upgraded, it is also very helpful for the construction of players, and whether the bookstore is the highest level 4 or the upgrade is very fast.