Renewing website, rewrites contents

We are renewing a website. Looking a good english writing skill service provider rewrites the contents. Service provider have to grasping the key point of the site, as well understanding in VoIP business. Most contents material may obtain from the existing website. Service provider also needs composes partial contents and some new contents independently by voluntarily understanding the industry. After reorganization and correction, the revision descriptions are request provide smooth, grasping the key point, rich attraction or something positive contents. Service provider no need involve any website design job but willing to provide suggestion is welcome. The revision contents have to continuously rendering to coordinate with the new website redesign schedule as well as the buyer complete satisfaction. Payment will place on escrow account and release upon all new website implementation success.