We insist on offering high quality production with good business concept, honest sales and the best and fast service. it will bring you not only the high quality product and huge profit, but the most significant is to occupy the endless market for Shutters for 384 sensor, servo motor, Adjustable Iris Diaphragm, Infrared imaging shutters,Shutter for 640 sensor. We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Macedonia, Yemen,Iran, Lyon.Why we can do these? Because: A, We are honest and reliable. Our products have high quality, attractive price, sufficient supply capacity and perfect service. B, Our geographical position has a big advantage . C, Various types: Welcome your inquiry, It will be highly appreciated.