Wenzhou QK Auto Parts Co., Ltd. mainly produces air flow sensors, and now has more than 600 models of air flow sensors. Which are divided into: B series, H series, V series, D series, O series, and so on. The features of our products are: fast response time, small temperature deviation, small misalignment, and accurate linearity simulation. We have passed ISO CE IATF16949 and other certifications. And are favoured by the majority of customers at home and abroad, and are also the ideal products for cross-border e-commerce companies to choose.