### Chinese: 正版书籍，出版社直供，开具正规的电子发票，有问题随时联系在线客服！
### English: <v>Genuine</v> books are directly supplied by the publisher, formal electronic invoices are issued, and if you have any questions, please contact online customer service at any time!
### Errors: There is a minor style/awkward error at "Genuine" within <v></v>.

### Improved English: Authentic books directly provided by publishing house, official electronic invoice available, please contact online customer service if you have any question!
