Koala Advanced English Teaching Assistant is a college English product launched by Venus Education Group and Qingdao Koala Book Co., Ltd. in 2009. "Koala Senior Gogo" has been registered in the State Trademark Office. At present, "Koala Advanced" college English series products include: a complete set of teaching materials series, CET-4 series, CET-4 series, English test special training series, IELTS test series and other products, and also inherit the scientific, rigorous and innovative writing ideas of Venus Group, which have been tested by a large number of teachers and students and have been well reflected. At present, related products are still being enriched and improved.