Andriod App Modification -- 3

We have an Andriod app; You can find it on Playstore with the name of electrical dost.

We want to add some new features to that application.

App Devloped on the andriod JAVA+XML
And Admin panel Api on PHP.

We want these changes-
1. Quiz UI work + English Hindi option in Quiz section, and You selected options shown on the Quiz result page
2. Blog section UI work + Same Quiz Type Hindi English Option
3. Diagram section Add
4. Razorpay payment auto captured
5. Ads ON OFF option in Admin panel