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In your opinion, what field could 3D Printing Pen be used in? |
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If you want a 3D Printing Pen, what would you focus on? |
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What price of a 3D Printing Pen would you accept? |
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The minimum working time you could accept for a full cartridge of your 3D Printing Pen? |
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The maximum diameter you could accept for your 3D Printing Pen? |
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The maximum weight you could accept for your 3D Printing Pen? |
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How many colors do you need if you have a 3D Printing Pen? (Based on actual needs) |
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Your opinions on 3D Printing Pen? |
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