Is there a Sam supermarket in Jinzhou?

No, according to Baidu map, there is no Sam supermarket in Jinzhou, only Dafuyuan and Youbite Supermarket, both of which are very good supermarkets. Sam Member Store is a high-end membership store owned by Wal-Mart, a Fortune 500 company. Its name is taken from Mr. sam walton, the legend of retail industry and the founder of Wal-Mart.