We hold strengthening and perfecting our items and repair. At the same time, we get the job done actively to do research and progress for Outdoor Intercom, Residential Intercoms , Intercom Telephone , Wired Video Intercom System ,Apartment Entry System . Our Enterprise Core Principle: The prestige 1st ;The quality guarantee ;The customer are supreme. The product will supply to all over the world, such as Europe, America, Australia,Thailand , Venezuela ,Wellington , Malaysia .we have 8 years experience of production and 5 years experience in trading with the customers all over the world. our clients mainly distributed in the North America, Africa and Eastern Europe. we can supply high quality products with the very competitive price.