diff --git a/plot/README.md b/plot/README.md
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+# Submitting for production
+
+From NewPCB open PCB, view it and menu File->Plot
+Click "Plot" and click "Generate Drill File"
+another window will open. Click "Drill file".
+ZIP seeedstudio to a file
+
+    zip -r /tmp/seeed.zip seeedstudio
+
+Open [Seeedstudio PCB production](https://www.seeedstudio.com/fusion_pcb.html)
+page, select 4-layer board, 
+click "Add your gerber file" and upload this zip file then
+click on "Gerber Viewer" to see what will be produced.
diff --git a/plot/seeedstudio/ulx3s.gbl b/plot/seeedstudio/ulx3s.gbl
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+../ulx3s-B.Cu.gbl
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diff --git a/plot/seeedstudio/ulx3s.gl2 b/plot/seeedstudio/ulx3s.gl2
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+++ b/plot/seeedstudio/ulx3s.gl2
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+../ulx3s-In1.Cu.g2
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diff --git a/plot/seeedstudio/ulx3s.gl3 b/plot/seeedstudio/ulx3s.gl3
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+++ b/plot/seeedstudio/ulx3s.gl3
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+../ulx3s-In2.Cu.g3
\ No newline at end of file
diff --git a/plot/seeedstudio/ulx3s.gtl b/plot/seeedstudio/ulx3s.gtl
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+++ b/plot/seeedstudio/ulx3s.gtl
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+../ulx3s-F.Cu.gtl
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diff --git a/plot/seeedstudio/ulx3s.txt b/plot/seeedstudio/ulx3s.txt
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+../ulx3s.drl
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