It should be noted that a stock-keeping unit (SKU) means a scannable bar code that is usually seen on product labels that are in a retail store.
Your information is incomplete. Therefore, an overview of SKU will be given. The stock-keeping unit (SKU) allows vendors to be able to track the movement of their inventory.
On the other hand, ASIN stands for Amazon Standard Identification Number. It is a ten letters unique identifier for a product that is given by Amazon.
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