Being supported by an highly developed and skilled IT group, we could offer you technical support on pre-sales & after-sales support for Non-visual IP Intercom Indoor, Front Door Answering System, Commercial Door Buzzer Entry System, 7 Inch Linux Indoor Station,Doorbell And Intercom System. Our products are regularly supplied to many Groups and lots of Factories. Meanwhile, our products are sold to the USA, Italy, Singapore, Malaysia, Russia, Poland, and the Middle East. The product will supply to all over the world, such as Europe, America, Australia,Serbia, Cyprus,Tanzania, Johor.Our company has abundant strength and possesses a steady and perfect sales network system. We wish we could establish sound business relationships with all customers from at home and abroad on the basis of mutual benefits.