您好!我是商学院的学生,正在进行一项关于苹果公司在中国市场产品组合策略的学术研究。本问卷旨在了解您对苹果产品的看法和使用习惯,所有数据仅用于学术研究,匿名处理,耗时约3-5分钟。开放题请不要回答无,衷心感谢您的参与! | Hello! I am a business school student conducting academic research on Apple's product portfolio strategy in the Chinese market. This questionnaire aims to understand your views and usage habits of Apple products. All data is for academic research only, anonymous, and takes about 3-5 minutes. For open-ended questions, please do not answer 'none'. Thank you for your participation!