The author has been conducting "International Etiquette" course in English for several years across various universities. Her extensive teaching background and dynamic instructional approach have made this course a popular option among students. This book is particularly tailored for English educators aiming to introduce EMI courses in educational settings. For students, studying "International Etiquette" in English not only enhances their language proficiency but also equip them with comprehensive understanding of various international etiquette practices. Leveraging her extensive background as a flight attendant and a professional hotel service training instructor, the author brings a wealth of experience to this book. Additionally, her certification as a wine educator further enriches its content. As a result, this book integrates the etiquette insights from the aviation, hotel, and wine industries, catering to a diverse range of interests. This book is also highly recommended to use it in complementary with its Chinese version.