Li Zhanquan: Male, chief physician, postgraduate tutor. Master the principles of diagnosis and treatment of common and frequently-occurring diseases in internal medicine and the thinking methods of diagnosis and treatment of difficult diseases, especially accumulate rich theoretical knowledge and clinical experience in hematology and rheumatology, and be familiar with the basic contents of experimental diagnostics, medical immunology, cell biology, molecular biology, medical statistics and other related disciplines. 199 1 to 1992, participated in the in vitro culture technology of hematopoietic progenitor cells, participated in the first allogeneic liver transplantation in our province, and was responsible for postoperative treatment and anti-rejection treatment. From 2002 to 2003, the technology of cryopreservation of hematopoietic stem progenitor cells in vitro and the technology of separation of hematopoietic stem progenitor cells by automatic blood cell separator were organized, and the first peripheral blood hematopoietic stem cell transplantation in the province was completed. He also presided over the development of immunophenotyping technology for acute leukemia and successfully applied it to clinical medicine.

Actively undertake the teaching task, and successively completed the practice, guiding practice and teaching of internal medicine and diagnostics. 1993 won the excellent prize in the teaching competition for young teachers of Qinghai Medical College and the first prize in the teaching competition for young teachers of Qinghai Province.

Actively participate in and carry out scientific research activities, independently complete the research on plasma GMP- 140, neuropeptide y, endothelin-1 levels and their relationships among healthy people who migrated to plateau areas, and preside over and participate in six scientific research projects, including the role of stem cell factors and their receptors in the pathogenesis of high altitude polycythemia. Actively sum up clinical experience and publish more than 10 papers with certain academic value.

He actively participates in social activities, and is currently a member of the National Committee of Rheumatology Branch of Chinese Medical Association, the National Committee of Plateau Medical Branch of Chinese Medical Association, the Chairman of Rheumatology Branch of Qinghai Medical Association, the Vice Chairman of Hematology Branch of Qinghai Medical Association, the Member of Medical Education Branch of Qinghai Medical Association, and the Vice President of Affiliated Hospital of Qinghai University.