Many products of Yanweishi brand have patent certificates, such as Yanweishi Fullerene Moisturizing and Rejuvenating Essence, Yanweishi Amino Acid Cleanser, Yanweishi Fullerene Moisturizing and Restoring Essence, Yanweishi Fullerene Moisturizing and Nourishing Water, Yanweishi Fullerene Moisturizing and Brightening Elasto-Slipping Emulsion, Yanweishi Cleansing Water, Yanweishi Revitalizing and Soothing Silk Mask, Yanweishi Brightening and Rejuvenating Liquid Foundation and Yanweishi Moisturizing and Beauty Restoring Cream. Yan Weishi Resurrection Grass Repair Moisturizing Water, Yan Weishi Resurrection Grass Cleansing Cream, Yan Weishi Resurrection Grass Repair Moisturizing Essence, Yan Weishi Resurrection Grass Revitalizing Skin Nourishing Milk, Yan Weishi Eyelash Nourishing Liquid and so on.
Patent number plays a great role, and the authenticity of products can be verified by verifying the patent number of skin care products.
The role of patent number:
1. differentiation function: it can distinguish similar products of other enterprises from their own products to avoid confusion among consumers;
2. Warning function: Since patents are protected by national laws, no one may copy and sell them without permission;
3. Advertising function: Consumers usually think that products marked with patent marks or patent numbers are superior to similar traditional products in technical performance and use function, so they will trust the quality of products and expand their market share.