The complete authorization chain refers to the authorization relationship that can be traced back to the brand owner.

First-level authorization originating from the trademark holder means that the trademark owner authorizes merchants to sell their branded goods.

A complete second-level authorization with the trademark holder as the source means that the trademark owner authorizes a company to sell its branded goods, and the company authorizes a merchant to sell the branded goods. The merchant needs to provide the trademark owner’s authorization to a certain company. The company's authorization letter and the authorization letter from a company to the merchant.

For example, the trademark owner authorizes Company A to sell the goods of its brand (regarded as a first-level authorization), Company A authorizes Company B to sell the goods of the brand (regarded as a second-level authorization), and Company B authorizes merchants Sell ??products of this brand (considered as third-level authorization).

The authorization from the trademark owner’s wholly-owned subsidiary, wholly-owned subsidiary in China, sole domestic general agent, etc. can be regarded as the authorization from the trademark owner.