Language: Simplified Chinese, Pinyin, English Comments. Great Wall Chinese is a major project planned and organized by the China National Office for Teaching Chinese as a Foreign Language (NOCFL). It is the core textbook used by Confucius Institutes , the NOCFL Chinese learning centers now being set up around the world. The goal of Great Wall Chinese is to develop learners Chinese Communicative competence through different means of teaching such as online multimedia courseware, CD-ROM. It fits for both classroom-teaching and self-study. Essentials in Communication caters for learners of elementary Chinese. The content covers personal information, communication for survival, daily life, learning and working, social activities, etc., focusing on satisfying the basic needs for communication in daily life.