The 8-magnitude earthquake stuck the Wenchuan region of Sichuan Province on May 12, 2008. It resulted in heavy collapses and damage of buildings, then caused a great deal of injuries and loses in life and wealth. In the post-disaster reconstruction, several new structure systems with good seismic-resistant performance, especially modern timber structure, were adopted and promoted by local government. Its features of light weight, rapid construction, high strength and energy saving, can be shown in a serial of experiment reconstruction such as school building, nursing home for elderly, rural housing and so on. The application of modern timber architecture in Wenchuan region shows some new trends in China: Sharp increase in amount and scale, complete variety of modern wooden structure in use, covering urban architecture and rural buildings, cost control in construction and low-cost wooden housing, training in local builders and improvement of local wood industry, lastly, and flourishing subsequent study on wooden architecture and structure. It can be taken as the important milestone in development of modern timber architecture in China.