China News Service, April 6. According to the WeChat public account of "Hangzhou Release", on April 5, Ning Moumou and Dang Moumou came to Hangzhou from a medium and high-risk area outside Zhejiang Province, and deliberately concealed their itinerary during the investigation by the epidemic prevention staff. , causing the risk of social transmission, and has been investigated by the Shangcheng District Public Security Bureau in accordance with the law.