上世纪60年代,浙江杭州淳安县的千岛湖鱼并没有商标,没有产地保护,也没有产品标准。虽然千岛湖鱼养殖的成本特别高,但是卖到外地时,人们不管什么品牌,只提鱼本身的品种,所以价格就 60s of last century, Chun’an County, Hangzhou, Zhejiang Thousand Island Lake fish and no trademark, no origin protection, there is no product standard. Although the cost of Qiandao Lake fish farming is particularly high, but sold to foreign countries, regardless of what brand of people, just to mention the species of fish itself, so the price