Group 1 - The core idea of the article emphasizes the commitment of the Inner Mongolia Sports Lottery to social responsibility through various public welfare activities during the college entrance examination period [1][4][7] - The Ordos Sports Lottery set up public service points near examination sites, providing essential supplies such as customized mineral water, umbrellas, and tissues to support students and their families [3][4] - The Hohhot Sports Lottery organized the "Micro Light Action" to offer shade and refreshments for parents waiting outside exam venues, showcasing the lottery's dedication to community support [4][7] Group 2 - The Hohhot Sports Lottery also engaged in volunteer services, aiming to spread awareness about the contributions of the Sports Lottery to social welfare [4] - The Hulunbuir Sports Lottery provided free drinking water and stationery to ensure students were well-prepared for their exams, while also promoting responsible lottery knowledge to parents [7] - The overall activities reflect the Sports Lottery's brand philosophy of "Public Welfare Lottery, Joyful Life," reinforcing its role in supporting education and community well-being [1][3][4]