In China trilingual education, as an important part of Chinese national education, is likely to be not only required, but essential. However, among the tremendous achievements, there still exist some problems, such as different standard in educational management and requirements, insufficiency of trilingual teachers and unreasonableness in teacher structure, shortage both in the number and characteristics of trilingual teaching materials, lateness in the study on TETAC and insufficiency of study result, and backwardness in teaching approaches and methods, etc.