The health checkup program is based on the Chinese health checkup expert consensus and is set up in seven blocks: 1. Health checkup self-test questionnaire: including health history, lifestyle habits, sleep health, mental stress, and also mental literacy; 2. Physical examination: including general examination, height, weight, blood pressure, pulse, waist circumference, hip circumference; 3. Medical physical examination: internal medicine, surgery, gynecology, ear, nose and throat, ophthalmology, dentistry etc.; 4, laboratory examination: including routine examination, stool, urine, blood routine; 5, biochemical examination: liver function, kidney function, blood sugar, blood lipid; 6, auxiliary examination: imaging, color ultrasound, X-ray, ultrasound, CT, MRI, PET-CT, etc.; 7, screening of chronic non-communicable diseases: including cardiovascular, endocrine diseases, malignant tumor occupancy; 8, health fitness examination: including Bone density, body composition, etc.