Group 1 - The education departments in various districts, including Gulou, Xuanwu, Jianye, and Qinhuai, have issued reminders for parents to plan their children's holiday activities wisely and to avoid unlicensed training institutions [1] - Parents are encouraged to verify the legitimacy of training institutions by checking their qualifications, such as the "Non-Subject Extracurricular Training Institution Review Opinion" or business licenses, ensuring that the training programs align with the permitted scope [1] - The holiday is highlighted as a crucial time for children to rest, develop independently, and strengthen parent-child relationships, emphasizing the importance of rational participation in extracurricular training [1] Group 2 - Parents should use the "Extracurricular Training Parent App" to sign contracts based on the Ministry of Education and the State Administration for Market Regulation's standardized contract template, paying attention to course content, fee structures, and refund policies [2] - It is advised that parents avoid paying fees in a lump sum or in a manner that exceeds three months or 60 class hours, and to ensure payments are made to the training institution's designated account [2] - When selecting non-subject training institutions, safety conditions of the training venues must be prioritized, particularly for institutions catering to children under 14 years old, which should not be located in underground facilities [3]