Restaurant as a waiter in yuan brand Dissatisfied customers can be directly selected

Taizhou linhai has a strange restaurant, the waiter, inside every man on his arm hung with a plastic wrap, with 20 yuan. Restaurant owners, as long as the guest of a waiter service are not satisfied, can the 20 yuan on his arm away. Introduced the measures for one year, qianjiang evening news reporter wanted to know, ever were to pick a sign? The boss tore "famous brand" in the service...