1. Execution standards: QB/T4833-2015, Chapter 6 6.3.3l Figure 4 GB/T34454-2017/IEC 2929:2104. Manufacturing

2. The test bench is assembled with 40X40 national standard aluminum profiles and test wooden boards.

3. The frame is assembled from untreated 15mm-20mm pine boards, with an inner frame size of 2000mm, an inner width of 1200mm, a fence height of 300mm, and an internal color of 18% gray

4. 50mm ash spraying test area along the wall

5. Underframe with brake able fixed casters