比如说，2010年的时候，在一大罐金枪鱼罐头上使用塑料盖子可以使之更容易开启，从而让这个产品的销售量增加了60%。
Even so, Mercadona does not skimp on technology or logistics.
即便如此，梅尔卡多纳在技术或者后勤方面绝不偷工减料。
It was the first retailer in Spain to use bar-code scanners.
它是西班牙第一家使用条形码扫描器的零售店。
And it owns a fully automated logistics warehouse just outside Madrid.
并且就在马德里附近，它有一个全自动化管理的后勤仓库。
Robot arms stack goods in crates like a game of Tetris.
机械臂把货物像叠俄罗斯方块一样垒起来。
Mercadona is unique in several ways, says Zeynep Ton of Harvard University, who wrote a case study on the chain.
梅尔卡多纳在很多方面都是独一无二的，哈佛大学的泽伊内普.托恩说道，他写了一个关于连锁的个案研究。
Its 63,500 employees are on permanent contracts with bonuses, work regular hours and receive 20 times more training than the staff of an average American retailer.
它有63,500名员工都是终身签约包括奖金，按规律时间上班并接受培训，而培训次数可比一般的美国零售商的员工接受的培训要多20次。
This makes them more productive: sales per Mercadona employee were 18% higher in 2008 than at other Spanish supermarkets. Staff turnover is only 4%.
这使得他们生产效率更高：2008年，平均每个梅尔卡多纳员工的销售额比西班牙其他超市的销售额高出18%。而员工流动率一年仅有4%。
Employees constantly gather feedback from shoppers, whom they refer to, accuratelyenough, as bosses.
员工们经常会收集购物者的反馈，而他们，准确的说，是指老板们。
Shops are designed to make shopping quick and easy.
商店就被设计成让人们更快更便捷地购物。
The selection is smaller than in other supermarkets, especially after Mercadona took theunpopular decision of eliminating 1,000 products from the shelves in 2009.
梅尔卡多纳的选择区比其他超市的要小，特别是2009年以后，因为梅尔卡多纳把1000种不受欢迎的产品下架了。
Own-label items such as Deliplus a line of cosmetics account for 38 % of sales.
像Deliplus化妆品牌系列这样的自定商标货物占销售额的38%。
Mercadona products were ranked number one, in terms of value for money, in a recent survey of 5,200 households by TNS, a market researcher.
特恩斯的一名市场调查员对5200户家庭进行调查，在最近的一次调查中，梅尔卡多纳的产品根据经济价值位列第一。
There is still plenty of room to grow at home.
但是这个超市依然有很多发展空间。
Mercadona accounts for 13.1 % of the floor space in Spanish supermarkets, which makes it the third-largest chain in the country, after France's Carrefour and the co-operative Eroski.