a new 51,000 s/f H Mart Korean supermarket has opened a new store at 3 Old Concord Rd. It is the first New England store for the New Jersey-based Korean grocery chain, which has more than 33 locations nationwide. Other Asian grocery stores in the Boston region include C Mart in Chinatown, Kam Man in Quincy, and Super 88 has locations in Dorchester, Allston and Norton. Massachusetts is ranked as the tenth largest Asian consumer market in the U.S.