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- [Preview CHINA HI-TECH FAIR 2012] QD Solution to show Quantum LED QD Solution (CEO Jin-won Song, www.qdsnano.com) will participate in 'CHINA HI-TECH FAIR 2012' held at
- [CHINA HI-TECH FAIR 2012] QD Solution to show nano-sized Quantum LED QD Solution (CEO Song Jin-won, www.qdsnano.com) participated in 'CHINA HI-TECH FAIR 2012' held at China