For students about to embark on their study journey in Australia, finding a safe, convenient and comfortable "second home" is a crucial step to starting a wonderful study life. Australia, a popular destination for both domestic and international students, attracts numerous students with its three popular cities: Melbourne, Sydney and Brisbane, which offer high-quality educational resources and diverse cultural environments. However, it is challenging for one to quickly identify accommodation areas with a high safety index and suitable for students in an unfamiliar city.