The architectural design with Minnan characteristics takes Minnan Dacuo as a model,and integrates the unique double-curvature arc roof,dovetail ridge,saddle ridge and other shapes,which has the characteristics of beautiful lines,bright colors and complex craftsmanship.The characteristics of the double-curvature arc roof structure are based on the construction technologies such as three-dimensional spatial positioning,formwork support system design,line modeling production,and concrete pouring,and have achieved good economic and social benefits.