Based on the summarization of previous achievements of studies,this paper sums up the types that constitute blockhouse system in perspective of spatial ex- pansion and rationality of technical adjustment.

The bunker is one of the most unique historical remains in Qinghai-Tibetan Plateau.

The bunker is the most outstanding virtual custom with the national characteristics of Qiang Nationality.

The Genre and Culture Value of Stone Tower in Tibet and Qiang Nationality;

The watchtowers in Kaiping, a classic example of integration of western culture and Chinese culture;

On the earthquake resistance of watchtowers after Wenchuan Earthquake

Taking the Heihu watchtower of the Qiang Minority as an example,the author analyzes the distributing,construction,functions,sorts and scales of the Qiang watchtowers under the theory of Anthropology and Architecture,trying to reveal us the special building features and cultural connotation embodied in the watchtower,and explore further the value and protection of the watchtower.