SZEEK Professional Breathalyzer manufacturers Semiconductor and fuel cell ,MEMS sensor alcohol tester ,We had FDA approval in 2007, gained ISO9001 in 2019. Since 2004,SZEEK has focused on manufacturing highly accurate breathalyzers within a 6,000 square meter production area and with over 100 experienced employees. We are one of the top manufacturer of breathalyzers in China.
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