This material is also a great resource when it comes to learning Chinese for business settings as it encompases the various aspects of doing business in China.
There are 6 volumes in this book series which are divided into 3 proficiency levels: 2 volumes for elementary, 2 volumes for intermediate and 2 volumes for advanced students. For each lesson, you’ll get a two-page long conversation to sharpen your communication skills. After the discussion in the textbook, you can reinforce what you’ve learned through notes, exercises and new words list. There are no Pinyin for the exercises, notes and sentences, so you’ll be motivated to learn Chinese characters.