Core Viewpoint - The collaboration between Jiangsu Green Vision Optical and iResearch aims to scientifically assess the effectiveness of youth myopia management products through a user experience tracking survey [1][2]. Research Purpose - The project intends to collect real usage data of Green Vision's youth myopia management lenses (including products like New Knowledge Control MAX and New Knowledge Control PRO) to objectively evaluate their effectiveness in myopia prevention and control for continuous product optimization and healthy industry development [2]. Research Scope - The survey will target consumers who have used Green Vision's youth myopia management lenses, as well as retail partners, distributors, and agents [8]. Professional Assurance - iResearch will employ scientific sampling methods, standardized data collection processes, and rigorous statistical analysis techniques to ensure the objectivity, accuracy, and reliability of the research results. The process will be jointly supervised by both parties, and the final report will be independently issued by iResearch [5]. Shared Vision - Both parties aspire to contribute to youth myopia prevention efforts by providing real data and a professional approach, helping families understand scientific myopia management methods, and ensuring a clearer future for more children [6].