China's territory is vast and its geography is complex. In remote and low density areas like islands, high altitude areas, mountainous regions, grasslands and deserts where optical fiber and 4G/5G network have huge construction costs but small connection rates. The use of satellites however, is more economical and effective. Universal services based on satellite communication provide internet access, voip, telemedicine and other services for regions without optical fiber and 4g/5g. Users can enjoy broadband access on mobile phones, computers, TVs and other devices by installing small size and integrated satellite communication terminals supplemented by Wi-Fi.