Taobao bought a fake chip. What should I do if it has been soldered?

Immediately contact the seller or platform customer service to return or complain. The chip bought by Taobao is fake and has been soldered. You need to contact the seller or platform customer service immediately to return or complain. If the chip has been used, it will lead to equipment errors or failures. When contacting the seller or platform customer service, you can provide relevant evidence, such as photos or videos, to help customer service better understand the situation.