If you realize you have incorrect product data on Amazon, you can fix this via Amazon Seller Central. You need to provide the correct and accurate information to Amazon in order to change the product detail page.
Here are the steps you need to follow:
1- Login to your account and click the “Help” icon from the right of the screen.
2- Click “Browse your issue in the main menu”
3- On the opening page, click the “Product Listings and Inventory” menu item on the left side to expand it, then click the “Fix a Product page” issue option and enter the ASIN of your listing.
4- Provide correct product data to change brand name, product name e.g from the opening page.