Group 1 - The core issue revolves around the misleading "guaranteed pass" promises made by some exam preparation institutions, which are considered false advertising [1][2] - Notable institutions like Zhonggong and Haiwen have been reported to engage in such practices, leading to students facing difficulties in obtaining refunds after failing [1] - The tactics employed by these institutions include verbal guarantees that are not reflected in contracts, delaying refund processes, and setting restrictive refund conditions [1][2] Group 2 - The prevalence of these "guaranteed pass" schemes is attributed to the rapid expansion of the exam preparation industry, which has resulted in a mix of quality among institutions and a large market that is difficult to regulate [2] - Many students, particularly working professionals, are drawn to these schemes due to their busy schedules and desire for shortcuts, making them more susceptible to marketing gimmicks [2] - Regulatory bodies are urged to strengthen their crackdown on fraudulent advertising and contracts, with a special focus on upcoming initiatives by the Ministry of Education to address harmful information related to exam preparation [2] Group 3 - Students are advised to remain cautious and not be swayed by promises of guaranteed passes or refunds, emphasizing the importance of rational decision-making and diligent preparation for exams [3]

Group 1 - The core issue highlighted is the widespread problem of refund difficulties in the exam preparation industry, particularly in non-full-time graduate entrance exam training [1] - A case study involving a student named Mo, who paid 21,300 yuan for a "guaranteed pass" program, illustrates the challenges faced when seeking a refund after failing the exam [1] - The institution, Zhonggong Education, failed to process the refund within the stipulated 45 working days, citing financial difficulties as a reason for the delay [1] Group 2 - Legal expert Chen Xiaoting pointed out that the sales promises made by institutions regarding "guaranteed pass" are considered false advertising and violate the Advertising Law of the People's Republic of China [2] - The Advertising Law explicitly prohibits educational and training advertisements from containing guarantees related to admission, passing exams, or obtaining degrees [2] - There are three main legal risks associated with such cases: false advertising, fraud or significant misunderstanding in civil disputes, and unfair contract terms under consumer protection laws [1]