what's new 2025 2024 2023 2022 2021 2020 2017 2025 2025 2024 2023 2022 2021 2020 2017 August 15, 2025 ANNOUNCEMENT The 34th Clean Coal Day International Symposium (2025) The Energy Security with Decarbonization Symposium 2025" July 31, 2025 Announcement of "The 34<sup>th</sup> Clean Coal Day International Symposium" & "Energy Security with Decarbonization Symposium 2025" June 30, 2025 1st Announcement：The 34th Clean Coal Day International Symposium (2025)" & "The Energy Security with Decarbonization Symposium 2025" will launch very soon.
