According to the medical network, hypertension is a common chronic disease, and its management service targets mainly include patients over 35 years old and patients with essential hypertension. Services usually include free blood pressure measurement once a year (three times on the same day); For residents whose systolic blood pressure is 140mm Hg or whose diastolic blood pressure is 90mm Hg for the first time, after excluding the factors that may lead to the increase of blood pressure, an intervention appointment is made for re-examination. If the blood pressure is higher than the normal value for three times that day, hypertension can be preliminarily diagnosed. It is suggested to refer to a qualified superior hospital for diagnosis and treatment plan; Follow up the referral results within two weeks; The patients with primary hypertension should be included in the health management of hypertension, and the patients with secondary hypertension should be referred in time.