In Mandarin, "Kotlin Chinese Developer Conf" of JetBrains, Nov 2022
In Mandarin, CTalk(GDG Community Talk) Export series, Aug 2022
In English, Android Worldwide, Jul 2022
In Mandarin, Google IO Extended (Hangzhou), Android venue, Jun 2022
In Mandarin, CTalk(GDG Community Talk) event, Dec 2021