I only need 100 words, 150 words maximum, thanks. Our App is called a health tra

I only need 100 words, 150 words maximum, thanks.
Our App is called a health tracker. It is a 5G app that can help people to check their health status anytime and anywhere.
To focus on the establishing a sustainable cost structure, I’ve upload an ppt that shows our app’s cost structure including an income statement. Please read it, and write beyond that, thank you very much.
Also I need at least one source, thanks.