Development background:
1. In the case of the existing PC-based Danam Systems drinking water management program, it is difficult to apply for and cancel drinking water if not in the company due to reasons such as overtime, business trip, vacation, etc.
2. The hassle of having to apply for a salad lunch box by email every week
3. More convenient management is required by enabling mobile cafeteria drinking water management

Development purpose:
1. Convenient drinking water management for both users and administrators
2. Mobile-based web app development
3. Improving the accuracy of drinking water personnel identification

main function :
1. Lunch Application (Lunch Cancellation/Salad Application)
2. Dinner Application
3. External guest application
4. Application for temporary suspension of drinking water
5. Drinking water number check