Please test which institutions can be tested in which institutions can be detected in the insulation mortar in the insulation material of the outer wall for A1.

By huanggs
The test report is recognized by the fire department. I probably know that there are two, one in Dujiangyan, Sichuan, and one in Tianjin. What is the full name of Tianjin? Has anyone done this test, do you have this experience? Seeking the specific operation process! Begging