The 3rd International Workshop on Ultrafast Laser Optoelectronics（2015）organized by C-UFO was held in Jilin University on July 9, 2015. The primary objective of this Workshop is to provide a forum for scientists from universities and research institutions of the whole world to present their cutting-edge researches related the topics of the workshop. The Workshop promoted in-depth interaction between Chinese and international academic researchers working on the most advanced ultrafast laser optoelectronics. The Workshop also provided a great opportunity for future research collaborations. This time, 61 abstracts were received from our participants, including 13 invited talks.