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Stirring cup, when you dissolve coffee or other drinks at office or school, no spoon or other tools to help you stir, You can use the Stirring cup to open the Stirring bar by rotating,when you pull it up, it will be stuck by the hole of lid. Then the Stirring bar was stretched longer. Now, you can begin stirring.
nanjing forestry university
Nanjing, China
nanjing forestry university
Nanjing, China
Yelan Shi Xiaoman Fu
Peifan Li Zekun Song