Yan Yang Books

Lu se di dao
Lu se di dao

By Yan Yang

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Wo du Li Xiuwen
Wo du Li Xiuwen

By Yan Yang

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Kai wang dian zhuan qian fang lue
Kai wang dian zhuan qian fang lue

By Peng Wang, Yan Yang, Tong Ni

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Ben shu jie shao le kai dian ban zhao, Wang dian ding wei, Zi jin yu suan deng kai ye qian suo you yao wu de ju ti cao zuo ban fa, Yi ji kai dian hou ri chang ji shu cao zuo liu cheng, Zhuan qian j...

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Zheng qi zhi jian
Zheng qi zhi jian

By Yan Yang

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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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