With the development of e-learning, the quality of web-based courses attracts extensive interest. This paper draws upon the results conducted amongst students enrolled in an online language course at a northern Chinese university. The design of the course aims to create the learner-centered environment: personalized learning environment, peer-learning environment, and a new School-to-Work model etc. By using a special framing, the three main factors are closely integrated in one online course design. Based on the data collected and analysis, the study indicates establishing an effective and practical assessment index system will help maintain the high quality of online learning.