Routine examinations include the following: medical, surgical, ophthalmological, otorhinolaryngological and stomatological examinations, which are performed by doctors to detect problems. For example, blood pressure is measured to detect hypertension, color vision is checked to detect color blindness or color weakness, and vision is checked to detect eye problems. In addition, blood tests include blood glucose, blood lipids, liver function, kidney function, blood routine, urine routine, stool routine, etc., which can detect any abnormal liver function, hyperglycemia, hyperlipidemia, hyperuricemia and other problems in the body. Ultrasound examination of liver, gallbladder, pancreas, spleen and kidney can check for liver cysts, steatohepatitis, gallbladder stones, gallbladder polyps and other problems.