To further promote the widespread clinical application of contrast-enhanced ultrasound technology, foster academic exchange and development in this field, and enhance the technical proficiency of relevant professionals, the "Chongqing Clinical Series Conference on Contrast-Enhanced Ultrasound Technology (Second Session)" was successfully held on September 4, 2025, hosted by the Chengdu High-Tech Medical Association. The conference invited experts in contrast-enhanced ultrasound technology to deliver lectures, covering a broad range of topics with strong clinical relevance and practical value, making it highly worthy of study for grassroots physicians.