- EbookEnrichment Textbook for Students Learning the Chinese Languageorna taub
- EbookLearn Chinese Pronunciation – Listening and Practicingorna taub
- EbookChinese Current Slangorna taub
- EbookComplementary Book for Mandarin Studentsorna taub
- EbookChina- Current Life and Traditional Cultureorna taub
- EbookEnglish Common Expressions - How To Say It In Chinese? Book Oneorna taub