Our business puts emphasis on the administration, the introduction of talented personnel, as well as the construction of team building, trying hard to further improve the standard and liability consciousness of staff members customers. Our enterprise successfully attained IS9001 Certification and European CE Certification of Environmental sensor with IP67 rating, Sulfur Sensor , Filter Cylinder , Temp Humidity Probe ,Metal Mesh Filter . "Change for the better!" is our slogan, which means "A better world is before us, so let's enjoy it!" Change for the better! Are you ready? The product will supply to all over the world, such as Europe, America, Australia,Cape Town , Houston ,Milan , Comoros .Our products are widely recognized and trusted by users and can meet continuously changing of 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!