The 1st  Asia-Pacific Conference on Plasma and Terahertz Science (APCOPTS) is technically sponsored by IEEE Nuclear and Plasma Science Society, IEEE NPSS Xi'an Chapter, Plasma Application Committee of China Electrotechnical Society, and Xi'an Jiaotong University. APCOPTS is an international conference held every two years, and is aimed as  Asia-Pacific version of ICOPS. International Conference of Plasma Scienice (ICOPS) has been held for more than 44 years and times, none of them was held in China, few in Asia. The newly Asia-Pacific version of ICOPS may become an excellent platform for academic exchanges. The 1st APCOPTS will be hold in the Summer, from Aug 15th to 18th,2018.  The 2nd APCOPTS  will be combined with ICOPS in Singapore.