.

Consequently, how do I get product ID for Amazon?

Amazon Standard Identification Numbers (ASINs) are unique blocks of 10 letters and/or numbers that identify items. These numbers are created AFTER you fill in all the item information, which includes the Product ID (UPC). If the same exact item already exists on Amazon you can list against that ASIN.

how do I change my Amazon ASIN? No you can't change the ASIN. If you want to list under one of the other ASIN's you have to place a removal order for your FBA inventoy, delete your listing, then create a new product under the ASIN you want then Re-send to FBA.

In this way, how do I get a UPC code for Amazon?

1. Step 1: Apply for a GS1 Company Prefix. The first six to nine digits of your barcode are your company prefix.
2. Step 2: Assign a Unique Product Number.
3. Step 3: Determine How Your Product will Display Barcode.
4. Step 4: Order Your Barcodes.
5. Step 5: Place Barcodes.

What is Gcid in Amazon?

A GCID number is a number that Amazon gives your product to show that it's your brand. You need to go through the Brand Registry with Amazon before they will assign it to your products. The brand registry is for manufacturers to have more control of their product listings.