ASPEN stands for Asian Society for Precision Engineering and Nanotechnology.
The Asian Society for Precision Engineering and Nanotechnology has been organized as a union of academic and industrial societies in Asian region to promote network and collaboration among industrialists, scientists and researchers in Asia.
In 2007, in Gwangju, the name of conference was delcared as "International Conference of Asian Society for Precision Engineering and Nanotechnology" and has been held since ASPEN 2009 as the this conference title.

Current society members are:
• Chinese Mechanical Engineering Society (CMES)
• Chinese Precision Machine Society (CPMS)
• Japan Society for Precision Engineering (JSPE)
• Korea Society for Precision Engineering (KSPE)
• Taiwan Society for Precision Engineering (TSPE)

Conferences

ASPEN 2005	Shenzhen, China / Nov. 12-14, 2005
"International Conference on Precision Engineering and Micro/Nano Technology in Asia"
ASPEN 2007	Gwangju, Korea / Nov. 6-9, 2007
"Asian Symposium for Precision Engineering and Nanotechnology"
ASPEN 2009	Kitakyushu, Japan / Nov. 11-13, 2009
"International Conference of Asian Society for Precision Engineering and Nanotechnology"
ASPEN 2011	Hong Kong, China / Nov. 16-18, 2011
"International Conference of Asian Society for Precision Engineering and Nanotechnology"
ASPEN 2013	Taipei, Taiwan / Nov. 12-15, 2013
"International Conference of Asian Society for Precision Engineering and Nanotechnology"
ASPEN 2015	Harbin, China/ Aug. 15-19, 2015
"International Conference of Asian Society for Precision Engineering and Nanotechnology"

ASPEN 2017 will be held in COEX, Seoul, Korea, where the capital city of Korea and the tradition and modern creativity exist.