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When we at tea time, and sometimes you feel hot tea mouth, and sometimes they feel too cold tea.This will not only affect the taste, more importantly, cause adverse health impact.This is a smart straw，you only need to set the temperature 55 degrees，whether you drink too hot or too cold stuff is，will be a change in temperature，always brings the most comfortable taste.
Dalian Minzu University
Dalian Nationalities University