Liu Jinfeng studied at XJTU from 2000 to 2011 and obtained the doctoral degree. She studied at Indiana University as a joint doctoral student from 2009 to 2011. As postgraduate tutor, she undertook the teaching courses of infectious diseases for 5-year, 7-year, 8-year and international students with outstanding performance in teaching activities and high recognition from students. She participated in drafting the textbook entitled Infectious Diseases (English adapted edition) published by China Science Publishing & Media Ltd.

Youth Member   China Infection Association of Chinese Medical Doctor Association

Youth Member   Infectious Diseases Branch of Shaanxi Medical Doctor Association

Secretary   Professional Committee of Prevention and Treatment of Maternal and Infant Infectious Diseases of Shaanxi Province Health Care Association

Liu Jinfeng has hosted 2 projects of National Natural Science Foundation of China, participated in 6 projects of National Natural Science Foundation of China and participated in Major Special Research Project for Infectious Diseases during the 11^th, 12^th and 13^th Five-Year Plan of Ministry of Science and Technology. She published nearly 20 articles in SCI-indexed journals as the first/corresponding author. She participated in the formulation of the first evidence-based Guidelines for Prevention and Treatment of Mother-to-Child Transmission of Hepatitis B Virus in China (2019 Edition).

Liu Jinfeng hosted or participated in the following national research projects in recent 5 years:

1. Surface Project of National Natural Science Foundation of China (Regulation of IL-6 on NTCP-mediated HBV placental cell infection and direct infection between cells, January);

2. Youth Project of National Natural Science Foundation of China (Post-transcriptional regulation of HIV-1 virus gene by hRIP);

3. Surface Project of National Natural Science Foundation of China (Study of relationship between cells and mitochondrial autophagy and trophoblast injury and intrauterine transmission of HBV infection);

4. Surface Project of National Natural Science Foundation of China (Study of relationship between cells and mitochondrial autophagy and trophoblast injury and intrauterine transmission of HBV infection);

5. Surface Project of National Natural Science Foundation of China (Mechanism of mitochondrial autophagy mediated by phosphorylated Atg13 in activation of hepatic stellate cells);

6. Major Science and Technology Project in the 13^th Five-Year Plan (Study of new antiviral/immunotherapy regimes for improving HBsAg negative rate in HBeAg-positive chronic hepatitis B patients)

7. Major Science and Technology Project in the 12^th Five-Year Plan (Study of early warning mechanism of viral hepatitis outcomes);

8. Major Science and Technology Project in the 11^th Five-Year Plan (Study of early warning mechanism of viral hepatitis outcomes);

9. National Natural Science Foundation of China (Study of NK cell functional defects in family cluster HBV infection with adverse outcomes);

10. National Natural Science Foundation of China (Study of host factors in family cluster HBV infection with adverse outcomes);

11. National Natural Science Foundation of China (In vitro and in vivo study of carcinogenesis of HBV pre-X gene)

Liu Jinfeng has obtained the following awards or titles:

1. Second Prize of Science and Technology Progress Award of Shaanxi Province (2^nd applicant);

2. Young Skilled Experts in the First Affiliated Hospital of XJTU;

3. Excellent Young Scientific Research Workers in the First Affiliated Hospital of XJTU;

4. Excellent Teachers of the First Affiliated Hospital of XJTU.