Build me field data collection android app

Hello Sir, we have rich experience in android apps development. I am really interested in your application so i have placed a fair price. Please consider my bid.100% payment once job done. I don't want any upfront payment. 100% once job done. I am 100% sure i can do this. Also dont worry about time frame i will try to complete within 7 days just for safer side i have placed 10 days. Please consider my bid .Please let me know what do you think. Also you can see my profile about my work and communication. Thank you

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hello hope your are fine. just read your requirements. i am confident about the work and well experienced in doing android development. feel free to contact me. i will start working on your project as soon as i get the accurate requirements.