The 7th Asian Conference on Environmental Mutagens (ACEM 2022) was held online from November 5-6, 2022. However, the 19th Chinese Environmental Mutagen Society Meeting was postponed due to the pandemic prevention policies of COVID-19 and the time will be announced later. In total, 467 participants from 8 countries, including China, Japan, Korea, Philippines, etc. participated in the virtual conference. Eight keynote speakers and 16 lecturers in 2 symposia made their speeches online on topics aligned with the theme "The Impact of Global Change on Asian Environment and Genomic Health". More than 270 abstracts were submitted in this conference. We sincerely appreciate the efforts of all the participants, organizers, and members from Asian Association of Environmental Mutagen Societies (AAEMS). ACEM 2022 was a success and provided an excellent platform for exchanging the latest developments and stimulating scientific collaboration in the Asia-Pacific region as well as other parts of the world.