Zhengzhou Winsen Electronics Technology Co., LTD., founded in 2003, is a high-tech enterprise integrating sensor R&D, production, sales and application solutions and services. It was listed on the Growth Enterprise Market in 2009 (stock code: 300007). Winsen's products cover gas sensors and multiple categories of sensors and application schemes such as infrared detection, pressure, humidity, flow rate and water quality detection and widely used in automotive electronics, household appliances, medical health, industrial safety, civil fire protection, environmental protection, smart city, etc. Winsen has successively passed IATF16949, CNAS certification, GB/T23001, GB/T29490, UL certificate, ISO9001, ISO14001, ISO45001 quality management system certification and RoHS certification.