We lay out steel tubes on the platform based on the fabrication drawings, and then mark the angle of the cut on the steel tubes.  Search “kianna+dior+tube<精仿+微wxmpscp>” from The Making of Screenplay: Part 6

Search “kianna+dior+tube<精仿+微wxmpscp>”

We lay out steel tubes on the platform based on the fabrication drawings, and then mark the angle of the cut on the steel tubes.