Intelligent interconnection promotes the explosive growth of the demand for mobile bandwidth, and the network architecture is upgraded from the early 2G 3G and 4G to 5G . In our era, short video, live broadcast, VR and cloud storage have increased the demand for bandwidth. Driver less technology requires low delay, and the Internet of things is connected with everything. These new demands have brought the upgrading of 5g network. With the upgrading of mobile communication technology, in line with the trend of optical advance and copper retreat, many base stations layout corresponding wireless network forward transmission, wireless intermediate transmission and backward transmission, which brings a huge market share of optical devices. All in one communication provides a comprehensive product portfolio of wireless network modules and meets the requirements of commercial grade temperature.