UNISEM Co., Ltd. is a Korea-based company engaged in the manufacture of equipment for semiconductor manufacturing. The Company operates two business divisions: semiconductor equipment business division and complementary metal oxide semiconductor image sensors (CISs) business division. Its semiconductor equipment business division provides gas scrubbers, which are used for purifying noxious gases created in semiconductors and liquid crystal displays (LCDs) manufacturing processes; chiller units, which are used as controlling devices for chambers and wafer holders; vacuum lines, as well as equipment maintenance services. Its CISs business division provides camera modules for mobile phones. As of December 31, 2011, the Company had three subsidiaries.
(Source: ARS)