Group 1 - The core idea of the articles highlights the surge in beauty-related services in Rizhao as the Spring Festival approaches, with citizens engaging in various beauty treatments to welcome the new year [1][3][5] - Hair salons in Rizhao are experiencing a peak in customer flow, with services such as haircuts, dyeing, and styling in high demand, reflecting a vibrant "beauty economy" [1][5] - Nail salons are also seeing increased activity, with customers favoring festive red colors and designs that embody the spirit of the new year, indicating a trend towards personalized beauty experiences [3][5] Group 2 - The concept of "self-pleasure" is becoming more prevalent among citizens, as they invest in their appearance to enhance their mood and expectations for the new year [5] - Beauty service providers are responding to the demand by promoting advance booking for services, indicating a competitive market environment as the holiday approaches [3]