Guanghua Liu Books

Beryl and its color varieties
Beryl and its color varieties

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Gansu tong shi
Gansu tong shi

By Guanghua Liu

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Gansu tong shi
Gansu tong shi

By Guanghua Liu

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Gansu tong shi
Gansu tong shi

By Guanghua Liu

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Gansu tong shi
Gansu tong shi

By Guanghua Liu

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Gansu tong shi
Gansu tong shi

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Gansu tong shi
Gansu tong shi

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Gansu tong shi
Gansu tong shi

By Guanghua Liu

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Long shang xue ren wen cun
Long shang xue ren wen cun

By Guanghua Liu

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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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