Group 1 - The core message highlights the significant promotional activities by Clarins to celebrate the 40th anniversary of its iconic product, the Double Serum, featuring the global skincare ambassador Dilireba in Paris [1][6] - Clarins achieved a notable increase in brand visibility, ranking second in the beauty sector with a brand index of 902.2, reflecting a rise of 39 positions compared to the previous week [3][4] - The brand's marketing strategy includes engaging consumers through a membership event from September 26 to October 9, offering various benefits to enhance customer loyalty [5][6] Group 2 - The collaboration with Dilireba aims to enhance the brand's influence and product recognition by showcasing the product's development process and sharing the Parisian experience [4][6] - During the promotional period, Clarins is offering special deals on its products, such as buy-one-get-one promotions and gift samples, to stimulate sales [5][6] - User feedback on social media platforms indicates a strong interest in the anti-aging and brightening effects of Clarins products, particularly the Double Serum and other skincare items [7][9]