A long term professional copywriter needed

We are a b2b website which was founed in 2005, Our global marketing department are looking for a long term english language copywriter. Our requirements of this copywriter are following: 1)Our official blog: you will update our blog frequently, the blog is a very important marketing communication channel for us. the blog include: news,product promotion, breaking news, technical update, buyer guide etc; So you must have years of exprience and you know how to infuluence our customer in a effective method by writing infuluencial blog; 2)customer commucation in our EDM compain, we will send newsletter to our cusomer frequently for all kinds of marketing purpose; you need to write these kinds of articles; 3)Our website Content update; 4)Other kinds of copywriting work for marketing purpose; So, In order to acheive these goal, we need you: 1)Strong ability of copywriting in marketing field; 2)familiar with online business marketing activies; 3)understand the culture of US and EU market We want to find the right person as soon as possible, so if you are intrest in it, please provide what kinds of copywriting work you have done and give us the detail information about it. Thank you