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Health standard of living need eight glasses of water a day.And most of the time we are so busy that we forget to drink water.It is necessary to design a cup to remind ourselves to drink water.
We combined with wind-up form at the bottom of the cup, such as twist a ring mug timing for an hour.The cup will make a automatic voice to remind you to drink water.You can also decide twist turns of the cup according to the demand of time.
Li Muyuan ,