Viteco Vietnam Telecommunications Technology Joint Stock Company is a Vietnam-based company engaged in the communications equipment industry. Its products include self-manufactured ones, such as copper cable interruption alert equipment, optical power switchers, optical transmitters, hand-held optical consumption measurers, fixed phones with messaging function and alarms; as well as products from other manufacturers, such as mobile telecommunications shelters and Asymmetric Digital Subscriber Line (ADSL) modems. Moreover, the Company is engaged in the provision of telecommunications technical support services, which includes the installation, fixing and maintenance of switchboards, optical transmission systems and satellite information systems.