You said they were not copying the brand, so it's not trademark infringement nor counterfeit.
You keep using the word counterfeit when it does not apply. Copyright is also not applicable unless there's a work of art printed on the product (like cell phone cases).
Most brands making commodity products don't get protection for the design, because the design isn't that unique. Search for "fast chargers for Samsung" and you'll see tons of chargers identical to the Samsung charger except with a different name. Same for Apple.
Which protects "the appearance of the whole or a part of a product resulting from the features of, in particular, the lines, contours, colours, shape, texture and/or materials of the product itself and/or its ornamentation". It applies if they are novel and/or if they have unique character.
You keep using the word counterfeit when it does not apply. Copyright is also not applicable unless there's a work of art printed on the product (like cell phone cases).
Most brands making commodity products don't get protection for the design, because the design isn't that unique. Search for "fast chargers for Samsung" and you'll see tons of chargers identical to the Samsung charger except with a different name. Same for Apple.
Examples:
https://www.amazon.com/Pantom-Adaptive-Charging-Compatible-S...
https://www.amazon.com/Adaptive-Charging-Charger-Compatible-...
https://www.amazon.com/Panmy-Foldable-Portable-Charging-Comp...
https://www.amazon.com/ByCallMax-Adapter-Original-Certified-...