Walmart’s Replace Brand Name Food with Their Brand “Great Value”. Who Will This Really Benefit? Published by diamondpoet December 4, 2009 What is Walmart really up to. Walmart is one of the biggest supermarket chains in the world. As of August 31, 2008, Walmart has as many as 100 food categories: United States 4,227 total units. Discount Stores (914)Super-Centers (2,576)Sam’s Club (594)Neighborhood Markets (143) International 3,210 total units Argentina (24)Brazil (320)Canada (309)China (Wal-Mart 108; Trust-Mart 100Costa Rica (156)Guatemala (149)Honduras (48)Japan (392)Mexico (1,081)Nicaragua (47)Puerto Rico (55)El Salvador (74)United Kingdom (347) This is a time where families needs to make every penny...