楼宇对讲在中国的发展历程楼宇对讲在欧美日韩等国家已经有三十多年的发展历程,而我国直到1993年,才出现了最早的单户型楼宇对讲系统,当时的产品功能单一、外观粗糙,只是一对一单户可视对讲。随着经济的发展,加之我国城市人多地少的现实,小区群居是国情的现实选择,在此形势下便出 Building intercom in China’s development process Building intercom in Europe and the United States, Japan and South Korea and other countries have more than 30 years of development history, and our country until 1993, appeared the earliest single-family building intercom system, then the product features a single , The appearance of rough, just one-on-one video intercom. With the economic development, combined with the fact that the urban area in our country is small in population and less in size, the social clustering of communities is the realistic choice of the national conditions and under this situation we come out