DE学堂 is an iPhone application developed by Xiamen Executive Infomation Technology Co. Ltd. It falls under the category of Education & Reference and is available for free.

DE学堂 is designed to provide a comprehensive solution for enhancing employee performance. Leveraging the advantages of mobile technology, it incorporates social and gamified management, big data analysis, and intelligent feedback. The program focuses on improving individual skills, team morale and cohesion, business management, and execution control. By doing so, it aims to rapidly enhance the business skills and work efficiency of employees, effectively driving the execution of business processes and ultimately improving overall company performance.

The application also features a new birthday celebration page, where users can embark on a delightful "birthday journey" and receive personalized greetings. Additionally, a charm value system has been introduced, allowing users to showcase their charm and earn charm points. With charm value queries and easy charm point accumulation, becoming an internet celebrity is just a click away.