/ˈwɒrənˌtɔː/ – noun
Definition: người đảm bảo, người đứng ra bảo đảm.
A more thorough explanation: A warrantor is a person or entity who provides a warranty, guarantee, or promise to a consumer regarding the quality, performance, or condition of a product or service. The warrantor is legally responsible for fulfilling the terms of the warranty and ensuring that the product or service meets the specified standards.
Example: The warrantor guarantees that the product will be free from defects for a period of one year.