2008/07/11	The 10th China International Optoelectronic Expo at shenzhen Convention & Exhibition Center (Sep.6 ~ Sep.9, 2008 :Booth#A326)
2008/01/10	OFC NFOEC2008, San Diego, California USA.(Feb.26~28,2008 : booth#135)
2008/01/10	Photonics West 2008 San Jose Convention center, San Jose, California USA (Jan 22~Jan 24 booth # 6433 South Hall 24)
2007/02/23	OFC NFOEC2007,Anaheim Convention center, Anaheim California USA.(March.27~March.29,2007 : booth#1323)
2006/09/01	Launched  Red VCSEL chip and Package Product.
2004/03/01	Launched High Power VCSEL chip and TO package product (10mW & 20mW)