Abstract:Folk architectural decoration in southern Fujian and eastern Guangdong is a distinctive system in traditional Chinese architectural decoration. With their unique style and technique, the folk craftsmen built a large number of Buddhist temples, Taoist temples and mansions. The main architectural styles and techniques in this area are 1. The transformation of ridge decoration from practicality to awareness. 2. Influence of philosophical view on the style of gable walls. 3. "Halo effect" of brick, stone and wood carving. From these aspects, it has been obvious that its decoration techniques are flexible, can quickly adapt to the development and change of people's psychological feelings, according to the specific psychological needs to seek a better way to express specific images.