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This jam design different from other jam packages.
It combined with knife being a new way to enjoy flavors.
It can use by one hand.Become more easy to use.
Can use in traver,picnic...wherever you are!
National Taipei University of Technology
National Taipei University of Techn
Kuan-Wen Lin Yuah-Yin Chen Shih-Jung Wang Hseuh-Wei Chung