EEC2020 is an Android application developed by CKG Mongolia. It offers study materials for the national entrance examination (EEШ) in Mongolia for the yearThe app is designed to provide students with a comprehensive study material package for the subjects of Mathematics, Physics, Chemistry, Biology, Mongolian Language, English Language, and General Knowledge.

The app offers downloadable PDF materials for each subject, making it easy for students to access the study materials anytime, anywhere. However, it is important to note that the app requires permission to create files in order to download the PDF files.

Overall, EEC2020 is an excellent app for Mongolian students who are preparing for the national entrance examination. The app is free and provides comprehensive study materials for all major subjects.