Sales force Application Android

We need an application for field staff automation, where they can meet client and punch order in portal, after that our office team will process the following orders, which will be verified by the image they upload on the server - This application will have two parts : 1. Android Application a)To be able to run over different android smartphones and tablets. b) Field officer will be getting list of its associated / mapped client name. c) To upload order image on web server. d) Field officer can track order. e) To get the required MIS. 2. Web portal a) To integrate various order generated from field staff. b) Should be able to create and upload party master, product master, employee master, upload order and track given order. c) To give systematized order in prescribed format (Excel Format). d) Admin can control the process. e) Able to update order status and dispatch details.