Kai Yan Books

Hai gang gong cheng
Hai gang gong cheng

By Qixun Liang, Kai Yan

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Lang tu teng
Lang tu teng

By Kai Yan, Zhaofu Zhang

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Sheng li fan gong
Sheng li fan gong

By Kai Yan, Yuanbin Hu

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Ben shu zhu yao nei rong bao kuo:su jun de quan xian da fan gong;Xi ou zhong xin huo de zi you;Tai ping yang zhan chang de fan gong;Zhong guo kang ri zhan zheng ju shi;De guo wu tiao jian tou jiang...

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Hai shang ao zhan
Hai shang ao zhan

By Kai Yan, Yuanbin Hu

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Ben shu jiang shu le di er ci shi jie da zhan zhong de zhu ming hai zhan, Ru ma ta pan jiao zhan yi, Bei ji hang xian zhan yi, Ma lai xi ya hai zhan, Lai te wan zhan yi, Bei jiao da hai zhan, Gua d...

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Lao Beijing.
Lao Beijing.

By Kai Yan

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Long Zu
Long Zu

By Kai Yan

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Wan shi ji xiang tong shu
Wan shi ji xiang tong shu

By Kai Yan

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Sector Level Productivity Structural Change and Rebalancing in China
Sector Level Productivity Structural Change and Rebalancing in China
Sector Level Productivity Structural Change and Rebalancing in China

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.

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