Dr. Lin has been awarded a scholarship by the Japanese Ministry of Education and has studied early digestive tract tumor endoscopic diagnosis and treatment, as well as ultrasound endoscopic diagnosis and treatment, at various institutions in Japan, including the National Cancer Center, Kitasato University, and Yamanashi University. She serves as a committee member for the Chinese Society of Digestive Endoscopy and the Digestive Disease Branch of the Chinese Medical Association, as well as other professional committees. She has also been involved in several research projects, including the 863 Subproject, the First Fund, and the Beijing Medical Administration Bureau's Yangfan Plan.