S-Mart is a Mexican grocery store chain in the northern Mexican states of Chihuahua, Nuevo Leon, and Tamaulipas. S-Mart competes with Soriana and Walmart de México y Centroamérica. S-Mart opened its first store in Ciudad Juárez, then later expanded to 31 stores in Ciudad Juarez. S-Mart now has 5 stores in Chihuahua, 10 in Monterrey, 4 in Nuevo Laredo, 6 in Reynosa and 1 in Matamoros. This article is a . You can help My English Wiki by expanding it.