GT&T CO., LTD. is a Korea-based company mainly engaged in the manufacture of wireless mobile communication equipment. The Company provides two categories of products: radio frequency (RF) systems and RF components. The RF systems include repeaters such as wideband code division multiple access (WCDMA) small-sized repeaters, wireless broadband (WiBro) RF repeaters, dual-band micromini repeaters and others, base station attendant equipment such as optic track sharing modules, signal extension module, and beacons and standard electronic modules (SEMs). The RF components include attenuators, arresters, couplers and others. The Company is also involved in the construction and maintenance of communication equipment. The Company distributes its products to overseas countries including China and Southeast Asia.