In response to questions from investors, Donghua Software (002065.SZ) said that the current "health chain" related products are still in the early stage of promotion, and have not yet generated revenue. The health chain can form a healthy alliance chain through the joint participation of medical institutions, individuals, medical management institutions, and operating agencies. The data on the health chain is jointly operated by all parties, and the rational use of the data needs to be carried out on the premise of strictly adhering to the “consensus contract” and ensuring the privacy of patients. Utilizing the blockchain capability of the “health chain”, it can form a practical technical solution to solve information interconnection and rational use of data, and solve data security, data power, data exchange, data deposit and traceability industries. Data application pain points, help medical health information and Internet + medical health support system and security construction.