China International Optoelectronic Expo (CIOE) is a world-renowned event, annually presenting the most advanced optoelectronics technologies and innovations. 

CIOE 2016 was held at Shenzhen, China. It is comprised of four concurrent specialized expositions focusing on optical communications and sensors, lasers and infrared applications, precision optics, and LEDs.

CIOE (http://www.cioe.cn/EN/)
Exhibition Center : Shenzhen Conference & Exhibition Center
Exhibitor: Wuhan Seifree Technology Co., LTD
Booth No. : 6622, 6623 (Hall 6)
Date : 2016.9.6-2016.9.9