Legal analysis: Shanghai has opened entrusted reimbursement services for medical treatment in different places with Hangzhou, Jiaxing, Huzhou, Ningbo and Anji in Zhejiang, Zhenjiang, Changzhou, Nantong, Yangzhou and Dafeng in Jiangsu, Maanshan in Anhui and Luoyang in Henan 12 cities.

Legal basis: Regulations on the Supervision and Administration of the Use of Medical Security Funds Article 3 The use of medical security funds should be based on people's health, the level of security should be commensurate with the level of economic and social development, and the principles of legality, safety, openness and convenience should be followed.