CATEC is the world leader as a professional manufacturer that has provided personal & professional breathalyzers and semiconductor & electrochemical (fuel cell) sensors to buyers, wholesalers, and distributors worldwide since 2001.An ISO 9001:2008-certified FactoryCATEC owns ISO 9001:2008 manufacturing lines for semiconductors, electrochemical (fuel cell) alcohol sensors, and personal & professional breathalyzers. With the strength and world-class technology in alcohol sensor know-how, we are well known for the most reliable and accurate alcohol sensor manufacturing in the world market. The advantages of CATEC electrochemical (fuel cell) sensors are alcohol-specific, high accuracy, calibration stability, improved sensor life, low power consumption, and more.Meeting CE, DOT, FDA, NF, and NHTSA Standards