There is no information in the child's health code prompt system, which is generally a system problem. As long as you are sure that the child's application is successful, there will be no information. You can wait a while before checking. If this is always the case, parents can apply for their children again.
Parents should pay attention to protecting their children at ordinary times and pay attention to the following points:
1, Pay attention to nutrition in diet, and give children more foods containing high-quality protein such as milk, eggs, fish and bean products, which can enhance their resistance. And eat more fruits and vegetables containing vitamin C.
2, pay attention to the child's body to keep warm, don't catch a cold, especially now that winter is coming, the temperature is relatively low, and children are prone to colds and fever. Parents should pay attention to adding clothes to their children.
3, but also bring appropriate exercise to children, which can also enhance children's physique and immunity.