During February 23rd – 26th, 2023, Asst. Prof. Pimkwan Jaru-Ampornpan of the Department of Ophthalmology, Faculty of Medicine Siriraj Hospital, Mahidol University, was invited to attend “the 38th Asia-Pacific Academy of Ophthalmology Congress (APAO 2023)” in Malaysia to deliver a presentation about Siriraj Ophthalmology’s new surgical technique, “Options for a One-Stage Large Eyelid Margin Defect Reconstruction” at the APAO2023 congress which featured more than 500 internationally renowned speakers presenting the latest discoveries and ideas in 16 ophthalmic subspecialties, including clinical ophthalmology and visual sciences.