TJ MEDIA CO.,LTD is a Korea-based company mainly engaged in the manufacture and sale of karaoke players. The Company operates its business through four divisions: audio division, which produces karaoke players, remote controls, amplifiers and microphones under the brand name Ziller; music content division, which provides digital song contents for wired and wireless televisions, smart phones, and Internet protocol televisions; electronic index division, which provides digital song indexes, as well as sound source division, which develops and markets sound source integrated circuits. The Company distributes its products in both the domestic and overseas markets. As of December 31, 2011, it had four affiliated companies.