"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our firm for the long-term to create jointly with consumers for mutual reciprocity and mutual reward for High shock resistance shutter, Shutter for lens, Infrared shutters for camera, Dual IR cut filters,Shutter for thermal imaging. Our organization has been devoting that "customer first" and committed to helping clients expand their small business, so that they become the Big Boss ! The product will supply to all over the world, such as Europe, America, Australia,Dominica, Ottawa,azerbaijan, Maldives.We provide OEM services and replacement parts to meet the varying needs of our customers. We give competitive price for quality solutions and we are going to make certain your shipment is handled quickly by our logistics department. We sincerely hope to have the opportunity to meet with you and see how we can help you further your own business.