Based on the sufficient investigation of business Chinese teaching law and its textbook, this series of teaching materials are written after repeated studying on the textbook orientation and the writing outline. It contains two sub series, which respectively adopt task-oriented and skill-oriented teaching concept, with each volume of the series unifying in one framework to form a complete system by mutual reference, cohesion and supplement. It is designed to meet the needs of learners in different levels and learning perspective, with its lively ,vivid and intersting content .