Denim Production Line

We are looking to engage a denim manufacture for the production of a line of female casual jeans which we are about to introduce.
I would like to get preliminary information on your services and how you operate.
Kindly get back to me on below queries in this regard;

•What range denim materials can you supply.
•are you able to deliver specific denim material on a long term basis in the same design and quality.
•What is your minimum order quantity for production.
•do you offer services f