Ruian Tongtian Auto Electronic Factory  

Ruian Tongtian Auto Electronic Factory Our factory is a manufacturer of mass air flow sensor with well-equipped testing facilities and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used all over the world. Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success! [More Details...]