In 2020, D-Cal's public welfare activities of "National Bone Health Leading Plan" were carried out in more than 30 provinces and more than 200 cities, holding 200 large-scale public relations activities and 4,000 community free diagnosis activities, covering about 1.2 million people. Through a variety of interesting interactive ways, can be valuable, content, professional bone health knowledge effectively transmitted to consumers, to help them consolidate bone health, early prevention of bone diseases.