三星電子
Steco is the joint venture established between Samsung Electronics and Japan's Toray Industries in 1995. Toshiba Samsung Storage Technology Corporation (TSST) is a joint venture between Samsung Electronics and Toshiba of Japan which specialises in optical disc drive manufacturing. TSST was formed in 2004, and Toshiba owns 51 percent of its stock, while Samsung owns the remaining 49 percent. Samsung Electronics is listed on the Korea Exchange stock market (number 005930).