| 2nd International Conference on Engineering, Automation, Information Technology and Applied Sciences | 开始日期：2020-10-20 结束日期：2020-10-21 | | |
| 中国化学会第十四届全国量子化学会议 | 开始日期：2020-10-16 结束日期：2020-10-19 | | 中国 上海市 |
| 第九届国际高分子化学学术研讨会 | 开始日期：2020-10-14 结束日期：2020-10-17 | | 中国 烟台 |
| ICCME 2020 - 7th International Conference on Chemical and Material Engineering (ICCME 2020) | 开始日期：2020-10-09 结束日期：2020-10-12 | 2020-05-20 | Japan Kyoto |
| 2020 2nd International Conference on Geoscience and Environmental Chemistry (ICGEC 2020) | 开始日期：2020-10-09 结束日期：2020-10-11 | | China Tianjin |
| Design of Experiments for Chemists and Engineers | 开始日期：2020-10-05 结束日期：2020-10-06 | | |
| CDEEA 2020 - 3rd International Conference on Computer, Design, Energy, Engineering Applications | 开始日期：2020-10-03 结束日期：2020-10-04 | 2020-08-30 | Turkey |
| ICCER 2020 - The 3rd International Conference on Chemistry and Energy Research (ICCER2020) | 开始日期：2020-10-02 结束日期：2020-10-04 | | |
| ACIC 2020 - The 2nd International Conference on Applied Chemistry and Industrial Catalysis（ACIC2020） | 开始日期：2020-10-02 结束日期：2020-10-04 | | |
| 3rd International Conference on Chemistry, Chemical Process and Engineering | 开始日期：2020-09-30 结束日期：2020-09-30 | | Indonesia Online, Yogyakarta |
