Legal analysis: 1. It is legal to entrust production and use your own trademark for sale. 2. Both parties to the OEM production cooperation shall sign the contract according to the relevant requirements of the Civil Code. The main contents of the contract include the names, domiciles, subject matter of the contract, quantity and quality of the subject matter, supply of raw materials and requirements for quantity and quality of raw materials, remuneration, contract method, time limit, place and method of contract performance, acceptance methods and standards, liability for breach of contract and other provisions, so that the rights and obligations of both parties can be based on evidence. 3. The entrusting party shall provide legal and effective business license or business registration certificate and other subject qualification certificates. If a copy is provided, if an OEM contract is signed through an agent, a legal and effective entrustment letter must also be provided. 4. If the OEM production involves the use of a registered trademark, the entrusting party shall provide a legal and valid trademark registration certificate; Where a copy of trademark registration is provided, the relevant certificate shall be issued by the local industrial and commercial bureau or the corresponding institution of the entrusting party.

legal basis: article 27 of the product quality law of the people's Republic of China, the product or the logo on its packaging must be true and meet the following requirements: (1) there is a product quality inspection certificate; (2) The product name, manufacturer's name and address marked in Chinese; (three) according to the characteristics and requirements of the product, it is necessary to indicate the product specifications, grades, the names and contents of the main components contained, and to indicate them accordingly in Chinese; If it is necessary to let consumers know in advance, it shall be marked on the outer packaging, or relevant information shall be provided to consumers in advance; (4) For products with limited use, the production date, safe use period or expiration date shall be clearly marked in a prominent position; (5) For products that are easily damaged by improper use or may endanger personal and property safety, there shall be warning signs or warning instructions in Chinese. Naked food and other naked products that are difficult to attach labels according to the characteristics of products may not be attached with product labels.