It was upgraded in status from a village to a market town in 1074, and in 1172, a second sea wall was built to stabilize the ocean coastline, supplementing an earlier dike.
1074 年，它从一座小村庄升级为集镇，1172年，为了稳定海岸线，又修了第二道海堤，作为早期堤防的补充。