Normally customer-oriented, and it's our ultimate concentrate on for being not only one of the most dependable, trustable and honest supplier, but also the partner for our shoppers for SIP PBX Server, Audio Door Entry, 4 Wire Video Intercom System, Intercom System With Door Release,Interphone Door Entry Systems. Safety as a result of innovation is our promise to each other. The product will supply to all over the world, such as Europe, America, Australia,Mauritania, belarus,kazakhstan, Lebanon.Our company's main items are widely used all over the world; 80% of our products and solutions exported to the United States, Japan, Europe and other markets. All stuff sincerely welcome guests come to visit our factory.