Our company was founded in spring 1996, which is specialized in producing and researching all kinds of Mass Air Flow Sensor and Crankshaft position sensor. we are the first manufacturer in China, Our range of Mass Air-flow Sensor is the most comprehensive and available in China , we have more than 300 items at present, we are still developing many new parts. Our products export to Europe and America market more than 8 year manily on Germany, Italy, France, England ，America there are more than 50 countries and areas and well received by the customers. If you have any intrested in our products contact with us pls!