The two learning softwares target different groups. Yihafu specializes in medical vocational education, while Xingtiku specializes in general vocational education with many types.

Star Question Bank is a professional test preparation software with powerful functions and rich content. It is a learning software specially launched for the qualification examination. The Star Question Bank app brings together a large number of professional question banks for users, covering medical knowledge materials. It also provides a variety of examination knowledge review materials such as architecture, finance, etc., and provides multiple trainings such as random exercises, wrong question exercises, chapter consolidation, and real test questions. In the link, online teaching and online testing are adopted. Users can answer questions online anytime and anywhere every day. At the same time, it also provides users with explanations and analysis of past questions, test question predictions, etc.

Easy Harvard Examination was founded in 2009 and is affiliated to Ningbo Pinzhi Technology Co., Ltd. Its brand "Easy Harvard" is dedicated to the field of medical vocational education. It provides internal assessment systems for hospitals at all levels across the country and provides online review, examination question banks, learning tools and services for professional title examinations for medical practitioners.