Due to differences in factory packaging, there are occasionally four duplicate covers. We will try our best to select non-duplicate covers. Please understand if there is any duplicate. The pattern of this book is for selecting the number of pages, only for reference, and the pattern is completely random.

For a large number of wholesale customers, please contact Customer Service for inquiry. Small items are delivered by default, and large items are delivered by default.

80-60 sheets 120 copies/box100-78 pieces 100 copies/box

120-96 sheets 80 copies/box150-114 sheets 64 books/box guoyu

200-146 sheets 48 copies/box