Mary Ma
62 old videos with fewer than 5,000 views from this channel.
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1:21
ATSmake 3D printer (part 2)
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1:24
small model rice milling machine
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0:36
rice noodles making vedio
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0:39
biscuit processing line video
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1:35
pencil cutting and grinding machine
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3:02
waste food decomposer video 1
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0:24
waste food decomposer video 2
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2:11
1001 model wall chaser
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5:11
320A Hydraulic oil press for peanut
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0:43
Line Sealing machine test
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2:22
Hazelnut green skin peeling machine
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3:14
Multi -functional Mixer
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0:23
Cookie making machine
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3:08
Mesh bags making machine
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0:33
CY2001V Adjusted Cellophane film overwrapping machine
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1:40
Bamboo stick making machine/Bamboo wool slicer
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5:00
Automatic ballpoint pen refill machine
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2:50
Movable type Sprinkler irrigation system
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0:31
Automatic Oil pastel filling machine
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0:53
Automatic powder filling machine
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3:15
rice noodle or rice vermicelli making machine
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1:21
Waste Tyre steel wire separator
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2:31
Nuts& Beans Electric Roaster
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1:11
Single Paper Pencil Polishing Machine