I have list of 170 companies, you need to call them and get details about turbine. We want to buy Turbines . You need to call them and ask them simple questions like , if they sell this kind of turbine. Can they send us the proposal. what additional services they provide.
Put all this info in excel file. This is not tele marketing job, you only need to ask them some simple question. Our objective is to find top end Turbine manufacturer, we want to buy Turbine for our hydro project.