税友：我单位于2002年4月向一家为外国政府援助项目采购物资的单位销售了一批价值4000万元的机电产品。国家税务总局也向我市国税机关下发了有关该批货物免征增值税的文件，我市国税局也通知我们可以对这批货物免征增值税。但是，我们不知道销售的这批货物是否应该同出口货物一 Tax Friends: My unit sold a batch of electromechanical products valued at 40 million yuan to a unit that procured supplies for foreign government aid projects in April 2002. State Administration of Taxation also issued to our city tax authorities on the exemption of value-added tax documents, the city IRS also informed us that these goods can be exempt from value-added tax. However, we do not know whether the sale of these goods should be the same as export goods