1. Free vitamin D supplement project: provide free vitamin D supplement service for pregnant women, newborns, children and other key groups. Specifically, it includes vitamin D supplementation during pregnancy and lactation, and regular vitamin D testing and supplementation in childhood.
2. Health education project: through various forms of health education activities, improve the public's awareness of vitamin D deficiency and prevention awareness. For example, in kindergartens, schools, communities and other places to carry out health talks and publicity activities.
3. Medical security project: increase the medical security of vitamin D deficiency and improve the level of diagnosis and treatment. For example, establish a diagnosis and treatment center for vitamin D deficiency and carry out relevant training and research.
4. Policy support projects: formulate relevant policies to encourage enterprises, social groups and individuals to actively participate in the prevention and treatment of vitamin D deficiency. For example, give preferential policies to enterprises that produce and sell products rich in vitamin D and support the activities of relevant non-profit organizations.