As a key project of Shanghai Municipal Government's "5+3+1" project, The North Hospital of Huashan Hospital affiliated to Fudan University (hereinafter referred to as Huashan North Hospital) was opened and operated at the end of 2012. It is a level-iii first-class comprehensive hospital integrating medical treatment, education and scientific research. In March 2020, the "whole-process closed-loop traceability platform for drug hospital based on traceability Code" jointly created by Shanghai Wanxu Health Technology Co., Ltd. and Ali Health was officially put into use in the North Hospital of Huashan Hospital.
There are no trivial matters in drug safety. Drug traceability is a key and difficult task in drug management of medical institutions. Since 2019, when the new drug control measures were promulgated, local health departments have also issued relevant policy requirements, especially for the first class of narcotic drugs and the bid-winning varieties purchased with quantity.
Order of the President of the People's Republic of China No. 31 of the Drug Administration Law of the People's Republic of China on August 26, 2019 Chapter I General Provisions Article 12: The State shall establish and improve the drug traceability system. The drug regulatory department under the State Council shall formulate unified drug traceability standards and norms, promote the exchange and sharing of drug traceability information, and realize drug traceability.
On November 18, 2019, Shanghai health committee issued the Shanghai WeiGui  no. 008 "Shanghai narcotic drugs, medical institutions regulations on psychotropic drugs of category I, the provisions on the requirements in" the most rigorous standards, strict regulation, the most severe punishment, the most serious accountability "for the principle, highlight the whole flow of the closed loop management and the supervision of the key links.
On November 20, 2019, the State Council premier li keqiang chaired a state council executive meeting on November 20, the meeting pointed out that promoting drug centralized purchasing and use, is the important content of deepening reform, to build drug traceability system, take the lead to achieve the vaccine before the end of next year and the national centralized purchasing drugs used "yard", and can independently by the public examination.
March 11, 2020, the state drug administration authority released the interpretation on drug traces the standard specification, clear drug traceability system is used for drug information tracing system participants in accordance with the requirements for the quality control standard, collection and storage drugs production, circulation and use of information on the whole process of traceability information system, used to implement the traceability information collection, storage, and exchange.
Shanghai WeiGui  no. 008 issued by the, further clarify and standardize the Shanghai each big kind of narcotic drugs of medical institutions of the whole process of the closed loop back, huashan north courtyard in pharmacies, under the guidance of pharmacy department director xiao-jin shi, head after much discussion and field survey, a final decision based on "code" on the back yards, selected Shanghai wan sequence health science and technology co., LTD., is constructed by project, together with huashan north courtyard nosocomial intelligent drug closed loop back platform.