南通因其特殊的地理环境和人文背景形成了有别于单纯陆地文化的海洋复合文化。该文化深刻影响着屋面装饰的型制——沿海陆地影响下的细腻和秩序、海洋本体影响下的张扬和图腾以及异域文化交流产生的多样和华丽,造型别致的屋面装饰构件汇聚在民居的屋面之上,彰显着南通海洋文化的深沉与内涵的丰富。 Due to its special geographical environment and cultural background, Nantong has formed a marine composite culture that is different from the simple land culture. The culture has a profound impact on the type of roof decoration - delicate and orderly under the influence of coastal land, publicity and totem under the influence of marine noumenon, and diversity and gorgeousness resulting from exotic cultural exchange. The uniquely shaped roof decorative elements converge on the roof of residential houses Above, highlighting the depth and richness of Nantong marine culture.