- See OLED, touch OLED then buy OLED - Yamagata Prefecture opened an OLED lighting shop in Yamagata city on Sep, 7, expecting to put OLED lighting, one of the advanced technologies of Yamagata Prefecture, in people's lives. 9 OLED products made in Yamagata prefecture are on sale and video is being used to appeal to the tourists. Internet sales were also started on Sep, 7.
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