Recently, there have been locally confirmed COVID-19 cases and asymptomatic COVID-19 cases in many parts of China, presenting a grim and complex epidemic prevention and control situation.In order to effectively control and reduce the risk of COVID-19 transmission, Shandong Provincial Center for Disease Control and Prevention issued public health tips for epidemic prevention and control:1. People entering or returning from local affected areas such as Haihe, Baise, Huizhou, Yunfu, Hengshui, Dongguan, Shenzhen, Hangzhou, Baoding, Langfang, Mudanjiang, Yili, Xishuangbanna, Beijing and Tianjin should carry negative nucleic acid test within 48 hours and take nucleic acid test again upon arrival at destination.Those who have recently arrived at their destination from the above-mentioned areas should report to their communities (villages), accommodation hotels and work units. Nucleic acid tests should be conducted twice within 3 days (24 hours apart), and self-health monitoring should continue for 7 days. When going out, please take good personal protection.Report immediately any symptoms such as fever, dry cough, nasal congestion, runny nose, fatigue, sore throat, loss of smell (taste) sensation, conjunctivitis, myalgia, and diarrhea, and visit a fever clinic with a detailed epidemiological history.2. People in counties (cities, districts and banners) of medium and high risk areas will be suspended from coming to Shandong.Those who do need to come to Lu will be quarantined for 7 days and monitored at home for 7 days after arrival.Persons who have arrived in medium-and high-risk areas within 14 days before the announcement shall be subject to health management until 14 days after arrival, and nucleic acid tests shall be conducted twice within the first three days after follow-up (with an interval of 24 hours), and they shall not go out or gather unless necessary after returning home.3. Personnel from other counties (cities, districts and banners) in prefecture-level cities of medium and high risk areas are not required to come to Shandong.Those who really need to come to Lu must present negative nucleic acid test proof within 48 hours and undergo nucleic acid test once upon arrival.Persons who have arrived in medium-high risk areas within 14 days before the announcement shall be tested twice (24 hours apart).Four, airport and port area and immigration personnel or goods have direct contact with the service personnel, isolation, fixed-point hospital, fever clinics, cold chain related enterprise personnel to avoid high-risk position, is really necessary to (return) must meet lu from work more than 14 days and within 48 hours of nucleic acid testing negative proof,And 3 days in advance to the destination community (village) report, after returning home is not necessary to go out, do not gather.5. Persons with travel history in land border port cities within the last 14 days shall take nucleic acid test upon arrival with negative nucleic acid test certificate within 48 hours.6. For those who have recently traveled abroad, please pay close attention to the information on the movements of cases and asymptomatic infected persons in the affected areas, as well as information on medium-high risk areas.Close contacts, sub-close contacts, people whose temporal and spatial trajectory overlapped with those of positive infected persons, people who had traveled to or passed through medium-high risk areas, and those who were accompanied by no one at the same time should report to their communities (villages), hotels and work units immediately, and coordinate with them to carry out isolation and medical observation.7. Strictly restrict travel to medium-high risk areas and counties (cities and districts) where they are located, and do not go to other counties (cities and districts) of prefecture-level cities where medium-high risk areas are located if it is not necessary;Staff in high-risk posts should avoid going out as far as possible. If they do need to go out, they should be free from work for more than 14 days and hold negative nucleic acid test certificate within 48 hours, and report to their work units.People with fever and health code yellow should fulfill their personal protection responsibilities, actively cooperate with health monitoring and nucleic acid testing, and do not travel until the risk of infection is eliminated.8. You are advised to check the latest epidemic prevention and control policies of your destination through the Website of the Chinese Government and the Mini-program of The State Council before you travel, take the initiative to cooperate with local epidemic prevention and control measures, and take personal protection on the way.Strictly implement personal protective measures such as “wearing masks, washing hands frequently, measuring temperature frequently and gathering less”, and develop good personal hygiene habits.In case of fever, cough, fatigue and other symptoms, immediately go to the fever clinic of medical institutions, try to avoid taking public transportation.10. Novel Coronavirus vaccine is recommended for all eligible public, and enhanced immunization is recommended for those who have completed full immunization for at least 6 months.