1974年成立李洲企業。 1978年李洲正式投入LED零件研發生產，跨足光電產業。 1990年於東莞市成立「東莞李洲電子廠」，加入LED封裝領域。 1997年轉投資「洲磊科技」，生產上游磊晶片及晶粒。 2002年東莞李洲電子科技有限公司成立。 2003年於中國設立東莞洲磊電子有限公司，充分發揮上中下游垂直整合優勢，強化集團競爭力。 1998年，李洲科技取得ISO 9002品質認證 1998年，李洲科技獲財政部證券暨期貨管理委員會核准股票公開發行。 2004年，李洲科技獲證券櫃檯買賣中心通過股票上櫃掛牌買賣。 2008年，洲磊科技獲得類光子晶體技術 國際重要專利(1990年起，目前已取得 51項)。 2009年，東莞李洲成立照明事業處 以永續經營的理念打造“李洲科技” 李洲科技於2008年導入CIS品牌重建專案，強調新企業品牌主張「李洲科技期許自己如沙漠中的綠洲，帶給世界無窮希望與光明未來」。

Oasistek was established by founder and chairman, Mr. Ming-Shun Lee in 1974. With the corporate philosophy of "simplicity, integrity, reliability, precision, progress and innovation", it was committed to production, research and developmenet in light emitting diode and LED reated components such as plastic molds, plastic injections, PCB and LED packaging. To enhance the LED component manufactruing services, Oassistek implemented upstream/downstream vertical integration of professional technology, with followings products listed in the key development; 1. LED Display 2. LED LAMP 3. SAM LED 4. High Power LED 5. Lighting In recent years, Oassistek is also moving towards system product development. Among which, Lumichain products has been launched. Oassistek provides integral and diversified manufacturing services which have been approved by the global market. It is also the first manufacturer to provide LED related prouducts for the famous companies in Japan. Today, Oassistek has become the leading indicator in the industry with its complete product lines, worldwide sales network, and professional technolgoy and quality service. Oassistek projects to provide and meet customer needs with a full range of services. Oassistek sincerely invites you to become our valuable partner and to create an infinite future together.