In order to serve the access to the telecommunications network, the terminal equipment class we research and manufacture includes high-tech products for people's daily life such as IOT, Smart City, Security Phone (VIPPHONE)...

Transport networks provide connections to transport traffic between nodes in a telecommunications network. There are two types: Wired transmission and wireless transmission. Wired transmission uses transmission medium via coaxial cable, optical cable, radio transmission uses radio transmission medium with SDH/PDH microwave terminals.

Products that take charge of charging tasks, provide voice, message, video, data, user database services... OCS, 5G core network, EPC, IMS, MSC, SMSC (layer) core) and the CRBT waiting ringtone system (Application layer).