Dear Sirs.Our company is a traditional company in Brasil.We work with copper ore, copper concentrate, copper smelt, matteWe have some mines and work directly with smelters and lamination, cast.We are a comercial and exporter copper ore, copper concentrate to chinaWe have more than 10 years in experience. Call for us, we have a solution for your comapnyAsk about our products and conditionsLuiz ReidLREID@Harmoniadobrasil>com>brLuiz_Reid ( skype)