The paper introduces the advantage,the design principle and the realization of intelligent control system,and the system is being used in hotel buildings in order to get,suitable and energy saving situation.

Presents the air conditioning scheme,heat and cold sources,terminal unit mode and fresh air system of the hotel building.

Surveys the air conditioning design of 12 hotel buildings in Chongqing, analyses the design energy efficiency ratio from the aspects including cold and heat sources, water circulation system, air system and whole air conditioning engineering.

Analysis of energy consumption and its saving potential in hotel buildings of Chongqing;

Investigates 3 hotel buildings in Guangzhou and introduced the status of air conditioning system of hotel building in Guangzhou area.

Analyses the characteristics of the veneers of architectural ornament,such as that veneers are too heavy,are easy to drop and the effect of ornament is influenced by the construction technology,put forwards that the development of veneers must be adapted to the construction technology and application,the veneers must to be maked technological innovation.

The paper is divided into seven chapters, in which the author introduced about the geography survey of North Shaanxi, the form of architectural ornament art.