In order to strengthen the training, promotion and application of standardized diagnosis and treatment of primary liver cancer, so as to improve the standardized level of diagnosis and treatment of primary liver cancer. Let the liver cancer diagnosis and treatment demonstration center give full play to the demonstration effect, drive and influence the standardized diagnosis and treatment of liver cancer in medical institutions around the demonstration base in various forms such as demonstration teaching, academic discussion and network exchange, optimize medical resources, improve the diagnosis and treatment service ability of medical personnel as a whole, so as to improve the standardized level of diagnosis and treatment of primary liver cancer, provide standardized diagnosis and treatment services for patients, and ensure the curative effect and safety of treatment. The "three early days" of tumor imaging for liver cancer in Longyuan, jointly sponsored by Chengdu hi tech Medical Association and radiologist branch of Gansu Medical Association, was held Online + offline on March 6, 2022. Famous medical experts inside and outside the province were invited to give special academic lectures and expert discussions, providing an opportunity for medical imaging practitioners to learn and exchange.

More than a dozen experts and scholars, including Professor Lei Junqiang, Professor Guo Shunlin, Professor Mao Xiaorong, Professor Zhou WENCE and Professor Meng Wenbo of the first hospital of Lanzhou University, were invited to give lectures and have a heated discussion on relevant topics. The participants expressed their great benefits and hoped to participate in more similar meetings in the future.