snack food city. The best bento in Enshi is in the snack food city. Bento is rice sold in a box, which is used to be called "bento" in most parts of mainland China, that is, boxed meals. Known as bento in Taiwan Province, China, it is usually used for lunch, take-away, work meals and other occasions. There is no subtle difference in usage between "bento" and "bento", but the usage is different.