When buying something on the Pinduoduo website, you need to read the sales authorization certificate before placing an order.

Sales authorization letters are generally visible on the product details page. Having a sales authorization letter indicates that the products sold by the store are genuine and guaranteed, so that consumers can place orders with confidence.

Brand authorization, also known as brand licensing, means that the licensor grants the trademark or brand owned or represented by the licensor to the authorized party in the form of a contract; the authorized party engages in business activities in accordance with the provisions of the contract (usually is to produce and sell a certain product or provide a certain service), and pay corresponding fees and royalties to the licensor; at the same time, the licensor provides guidance and assistance in personnel training, organizational design, operation and management, etc.