Legal analysis: open the national health insurance service platform. After entering the software, log in to your account, first agitate the e-medicare platform, and then click on my page. In my page, click Add Family Member. If the child does not yet have an ID card, click Add using birth certificate. Enter the mother's name, ID card, and birth certificate number to proceed.

Legal basis: "The Central Committee of the State Council on deepening the reform of the medical security system" (XI) to strengthen the fund's budget management and risk warning. Scientific preparation of the income and expenditure budget of the medical insurance fund, strengthening the supervision of budget implementation, and comprehensive implementation of budget performance management. Adapting to the needs of direct settlement for medical treatment in other places, "Internet+Medicine" and the development of the service model of medical institutions, exploring the development of cross-regional fund budget pilots. It will strengthen the medium- and long-term actuarial calculation of the fund, build a mechanism for balancing income and expenditure, and improve the risk assessment and early warning mechanism for the operation of the fund. (xiii) Innovating the management of medical insurance agreements. Improve the management of basic medical insurance agreements, simplify and optimize the application, professional assessment and negotiation procedures of designated medical institutions. Qualified medical institutions will be included in the scope of medical insurance agreement management, and the development of new service modes such as "Internet+Medicine" will be supported. Establishing and improving the management mechanism of cross-regional medical care agreements. It has formulated assessment methods for designated medical institutions to fulfill their agreements, highlighting the assessment and evaluation of code of conduct, service quality and cost control, and improved the exit mechanism of designated medical institutions. (xiv) Continuously promoting the reform of health insurance payment methods. It will improve the total budget of the medical insurance fund, improve the consultation and negotiation mechanism between medical insurance agencies and medical institutions, promote collective bargaining among medical institutions, and scientifically formulate the total budget, which will be linked to the quality of medical care and the results of performance evaluation of agreement fulfillment. Vigorously promoting the application of big data, implementing a multifaceted and composite medical insurance payment method based on payment by disease, promoting payment by disease diagnosis-related grouping, payment by bed day for medical rehabilitation, chronic mental illness and other long-term hospitalization, and payment by headcount for special chronic diseases on an outpatient basis. Explore separate payment for medical services and medicines. Adapting to the development and innovation of the medical service model, improving the payment method and settlement management mechanism of the medical insurance fund. Explore the implementation of total payment for close-knit medical consortiums, strengthen the supervision and assessment, retain the balance, reasonable cost-sharing, conditional areas can be agreed to the agreement to prepay part of the medical insurance funds to medical institutions, to alleviate the pressure on their financial operations.