When will the Zhenze checkpoint on National Highway 318 be unblocked?

According to relevant information query, it shows: March 18, 2022. The Zhenze checkpoint of National Highway 318 has been open to traffic normally on March 18, 2022. According to the "Suzhou City Epidemic Prevention and Control Notice No. 62 of 2022", the 24-hour health code, itinerary card and nucleic acid test report must be presented, and personnel information must be registered. It is accessible.