各类先天性心脏病手术治疗，包括房、室间隔缺损，动脉导管未闭，肺动脉瓣狭窄等；主要研究方向为完全性肺静脉异位引流，肺静脉狭窄，大动脉转位，肺动脉闭锁，法洛氏四联症等

完成小儿外科培训后目前从事小儿心血管外科专业。目前主刀完成各类室/房间隔缺损、动脉导管未闭、肺动脉瓣狭窄等手术百余例（最小年龄2月、最低体重3.9kg），参与完成各类复杂先心手术千余例，参与完成国内首例Yasui手术。多次参与贵州等地区小儿先心病义诊及公益手术。曾获得第二届中华医学会全国先心外科青年医师手术操作大赛冠军，中华医学会胸心血管外科青年优秀论文（心外科组）二等奖，上海交通大学医学院第二届唐立新附属医院杰出住培医师奖、第二届上海市儿科青年医师英文论文演讲比赛二、三等奖等。近年主要研究方向为完全性肺静脉异位引流（TAPVC）及肺静脉狭窄（PVS）。以第一作者在美国心血管协会权威杂志Circulation（IF：18.88）及美国心胸外科手术排名第一、二位的杂志（JTCVS和ATS）发表相关论文共5篇，系统总结概括了发展中国家此类疾病的特点、手术治疗策略及转归。目前第一作者累计发表sci论文影响因子40余分。曾入选2017年度“上海青年医师培养资助计划”；现主持国家自然科学基金（青年项目）和上海市卫计委临床研究专项项目各一项，参与多项国家自然科学基金面上项目、上海市局级课题及上海交大医学院医工交叉项目等。多次参与中华医学会胸心血管外科会议并大会发言，2017和2018年分别赴法国巴黎（AP-HP）及加拿大（UHN）参加临床研究培训。 代表论文： 1. Shi Guocheng, Zhu Zhongqun, Chen Jimei, Ou Yanqiu, Nie Zhiqiang, Zhuang Jian, Chen Huiwen, et al. Total Anomalous Pulmonary Venous Connection: The Current Management Strategies in A Pediatric Cohort of 768 Patients. Circulation.2017;135(1):48-58. (IF:18.88) 2. Shi Guocheng, Zhu Zhongqun, Chen Huiwen, Zhang Haibo, Zheng Jinghao, Liu Jinfen. Surgical repair for primary pulmonary vein stenosis: Single-institution, midterm follow-up. J Thorac Cardiovasc Surg. 2015; 150 (1): 181-8. (IF: 5.261) 3. Shi Guocheng, Chen Huiwen, Hong Haifa, Zhang Haibo, Zheng Jinghao, Liu Jinfen, Xu Zhiwei. Results of one-and-a-half-patch technique for repair of complete atrioventricular septal defect with a large ventricular component. Eur J Cardiothorac Surg. 2015; 7 (3): 520-4. (IF: 3.847) 4. Shi Guocheng, Chen Huiwen, Zhen Jinghao, Zhang Haibo, Zhu Zhongqun, Liu Jinfen. Primary complete repair of interrupted aortic arch with associated lesions in infants. J Card Surg. 2014; 29(5): 686-91. (IF: 0.783) 5. Shi Guocheng, Chen Huiwen, Sun Qi, Zhang Haibo, Zheng Jinghao. Mattress Stitch--A Modified Shallow Stitching in the Surgical Closure of Large Perimembranous Ventricular Septal Defect in Infants. Ann Thorac Cardiovasc Surg. 2015; 21:282-8. (IF: 0.658) 6. Zhu fang*, Shi Guocheng* (共同第一), Wen Chen, Zhang Qian, et al. Hemodynamic Effects of A Simplified Venturi Conduit for Fontan Circulation: A Pilot, In Silico Analysis. Sci Rep. 2020; 10(1): 817. (IF: 4.122) 7. Hao Chen*, Guocheng Shi*(共同第一), Limin Zhu, Shunming Wang, Zhaohui Lu, Zhiwei Xu. Intermediate-term outcomes of slide tracheoplasty in pediatric patients with ring-sling complex. Ann Thorac Surg. 2019. On line. E-pub (IF: 3.999) 8. Liufu Rong*, Shi Guocheng*(共同第一), Zhu Fang, Guan Yongmei, Chen Weimin, Zhu Zhongqun, Chen Huiwen. Superior approach for supracardiac total anomalous pulmonary venous connection. Ann Thorac Surg. 2018;105(5):1429-35. (IF: 3.999) 9. Zhu Zhongqun, Hong Haifa, Chen Huiwen, Zhang Haibo, Lu Zhaohui, Zheng Jinghao, Shi Guocheng, Liu Jinfen. Intra-atrial Conduit Fontan Procedure: Indications, Operative Techniques, and Clinical Outcomes. Ann Thorac Surg 2015; 99: 156-62. (IF: 3.999) 10. Zheng Jinghao, Gao Botao, Zhu Zhongqun, Shi Guocheng, Xu Zhiwei, Liu Jinfen, He Xiaomin. Surgical results for pulmonary atresia with intact ventricular septum: a single-centre 15-year experience and medium-term follow-up. Eur J Cardiothorac Surg. 2016;50 (6):1083-8. (IF: 3.847) 11. Wang Bo, Shi Guocheng, Zhu Zhongqun, Chen Huiwen, Fu Qihua. Sexual difference of small RNA expression in Tetralogy of Fallot. Sci Rep. 2018; 8(1):12847. (IF: 4.122) 12. Yang L, He X, Lu Y, Huang F, Shi G, Chen H, Zheng J, Zhu Z, Chen P. Integrated model for the prenatal diagnosis and postnatal surgical treatment of total anomalous pulmonary venous connection: A multidisciplinary collaborative experience and preliminary results. J Card Surg. 2019;34(11):1264-72. (IF: 0.67) 13. Chen H, Shi G, Qiu L, Wang S, Chen H, Xu Z. Outcomes of Prosthetic Valved Conduits for Right Ventricular Outflow Tract Reconstruction. Pediatr Cardiol. 2019;40(4):848-56. (IF:1.5) 14. Lv J, Liu W, Shi G, Zhu F, He X, Zhu Z, Chen H. Human cardiac extracellular matrix-chitosangelatin composite scaffold and its endothelialization. Exp Ther Med. 2020 Feb;19(2):1225-34. (IF:1.2) 15. 施国丞，陈会文，祝忠群等。肺动脉闭锁伴大型体肺动脉侧枝手术治疗的探讨。中华胸心血管外科杂志; 2014;30(5):261-5. 16. 施国丞，祝忠群，鲁亚南，陈会文等；全腔静脉－肺动脉直接吻合术中期效果的临床研究。中华临床医师杂志; 2012;6(22):7062-5. 17. 朱放，温臣，施国丞等。基于文丘里效应自身动力性Fontan的数值模拟。中国胸心血管外科临床杂志；2019;26(9):895-8. 18. 刘付蓉，施国丞，吕井井等。婴幼儿主动脉弓中断的一期纠治。中国胸心血管外科临床杂志; 2017年；第8期.