The theme of the exhibition is "Local production and recycling of building materials".

Presented to the exhibition were building materials including cement, bricks, additives, adhesives and stone building materials produced by at least 430 producers in all provinces (cities directly under the central authority).

Building materials made with non-calcination method and those made from locally available raw materials attract visitors as they save energy and are beneficial to the protection of environment.

The exhibition being held as a video teleconferencing presentation will last until December 31.