Withus Co., Ltd. is a Korea-based company specialized in the provision of mobile communication equipment. The Company manufactures and distributes repeaters under two categories: wireless communication repeaters, including long term evolution wide-band code division multiple access (LTE WCDMA) dual Internet connection sharing (ICS) repeaters, WCDMA radio frequency (RF) repeaters, dual-band repeaters, CDMA optic repeaters, global system for mobile communication (GSM) RF repeaters and others. and convergence repeaters, including wireless broadband (WiBro) repeaters and digital multimedia broadcasting (DMB) gapfillers. It also provides antennas, transaction reporting system (TRS) and related installation services. On February 14, 2013, the Company divested its mobile business into a newly established wholly owned subsidiary. After the transaction, the Company mainly engaged in the repeater and communication system businesses.