"Ôn Thi Lý Thuyết Facial ở Mỹ" is an exclusive iOS application designed specifically for Vietnamese users in the United States. Its primary goal is to provide a solid understanding of theoretical knowledge in facial care. The app offers a quality learning platform that is both practical and accessible.

Users can engage with various quizzes and multiple-choice questions to test and reinforce their knowledge. Additionally, the app allows users to create personalized study schedules and track their learning progress, ensuring optimal results. With a user-friendly interface, "Ôn Thi Lý Thuyết Facial ở Mỹ" provides a flexible and convenient learning experience, whether for beginners or those seeking to enhance their professional skills in facial care.