YanTai Auya Stone Materials Maintenance.

Stone materials are from the nature, and they are also great treasure for human To explore and capitalize on the stone materials, we don't only look at its function as raw materials for the constructions, but also pay attention to its distinctive decorative property. The high price, high decorative value and low demand for replacement and full advantage taken of the natural resources make us set higher requirements for the processing, protection and maintenance of stone materials.
To make up some natural flaws of stone materials and solve problems in the application, and in order to mak...