Ping Chen Books

Lao dong jing ji yu guan li
Lao dong jing ji yu guan li

By Ping Chen

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Chen Ping hua ji
Chen Ping hua ji

By Ping Chen

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Ruan jian she ji shi jiao cheng
Ruan jian she ji shi jiao cheng

By Ping Chen, Hua Chu

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Ben shu gong 12 zhang, fen bie dui ji suan ji xi tong zhi shi, cheng xu yu yan, cao zuo xi tong, xi tong kai fa yu yun xing, wang luo ji chu zhi shi, duo mei ti ji chu zhi shi, shu ju ku ji shu, sh...

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Yin le yuan xiao si xiang zheng zhi li lun ke jiao xue zi liao yu an li xuan bian
Yin le yuan xiao si xiang zheng zhi li lun ke jiao xue zi liao yu an li xuan bian

By Ping Chen

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Ben shu fen wei ming ren ming zhu yu yin le, Yi shu cheng zhang yu quan mian fa zhan, Yi shu xiu yang jiao xue an li, Yi shu fa lü fa gui si zhang. Jie shao le ge ming dao shi yu yin le, Ming ren m...

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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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