尽管对新型冠状病毒肺炎（新冠肺炎）患者的救治能力不断提高，但其诊断治疗的理论和方法还需要进一步充实完善。在新冠肺炎的临床救治过程中，中西医结合辨证论治危重症的“三证三法”理论得到了一线医护人员和专家的广泛认可。基于“三证三法”理论研制出的血必净注射液被写入国家卫生健康委员会（卫健委）发布的新冠肺炎诊疗方案中。为了帮助临床医生更好地理解“三证三法”的理论内涵，更好地指导新冠肺炎的中西医结合治疗，中国中西医结合急救医学专业委员会组织专家编写了《中医“三证三法”诊治新型冠状病毒肺炎专家意见》，供大家参考。“,”As the ability of treating coronavirus disease 2019 (COVID-19) improves, the theory and method of diagnosis and treatment of COVID-19 need to be further enriched and perfected. In the clinical treatment of COVID-19, the theoretical system of “three syndromes and three methods” for treating critical diseases based on syndrome differentiation by integrated traditional Chinese medicine (TCM) and Western medicine has been recognized by the majority of clinical respiratory and critical disease experts. Xuebijing injection, which was developed based on “three syndromes and three methods”, has been repeatedly recommended in the national diagnosis and treatment guidelines. In order to facilitate the clinical practitioners better understanding the “three syndromes and three methods”, and apply the theory into the treatment of COVID-19, n Expert opinion on diagnosis and treatment of coronavirus disease 2019 with traditional Chinese medicine based on “three syndromes and three methods” was organized by experts from China Association of Integrative Medicine Emergency Medicine Committee, which could make references for clinical practice.n