The chest oncology department of the hospital is a first-class key specialty in Dalian, and it is also the Dalian lung cancer diagnosis and treatment center of Liaoning Anti-cancer Association. The Department of Thoracic Oncology now has four wards, forming a talent echelon headed by well-known experts in the city. With thoracoscope, cobalt -60 radiotherapy machine, microwave therapy machine, electrochemical therapy machine and other machines, lung cancer has formed a complete system from diagnosis to treatment (surgery, chemotherapy, radiotherapy, intervention, traditional Chinese medicine, cryoimmunity). By using its own characteristics, the survival time of patients with chest tumor has been prolonged. Respiratory medicine has a history of several decades, and its technical level has reached the advanced ranks in the city. Orthopaedics used to be the designated hospital for traffic accidents in Dalian, which treated thousands of trauma patients and had rich clinical experience in trauma treatment. In recent years, it has developed into osteopathy and spinal surgery, and accumulated rich experience in treating tuberculosis in various segments of the spine. Surgical treatment of cervical, thoracic and lumbar disc herniation and cervical spondylosis has been widely carried out, and the treatment of soft tissue trauma has also developed rapidly. Anorectal department is a characteristic specialty of the hospital and has rich experience in the diagnosis and treatment of anorectal diseases. The community health service of the hospital began in April. 1998. The service scope covers 60,000 people and 6.8 square kilometers in 13 neighborhood committee under the jurisdiction of Malan Street. The service center is equipped with 15 senior and intermediate medical staff to provide community residents with community health services integrating prevention, health care, medical treatment, rehabilitation and health promotion.