According to Yonhap news, the central anti epidemic Department of South Korea said at a regular press conference on the 10th that three variants were detected from imported new crown cases, including two from Pakistan and one from Uzbekistan. As of May 5, there were 788100 new coronavirus genes reported by the World Health Organization’s global initiative for shared influenza data, and the detected variants have not been reported in the world. Zheng Yinjing, head of the central epidemic prevention and control department, said that further analysis was needed on whether the variant infectivity had changed. From January this year to now, 776 cases of confirmed cases of viral gene nucleic acid sequence were analyzed. The results showed that GH type new coronavirus was the most common. The genomic analysis of 597 cases of community infection in 776 cases showed that 437 cases (73.2%) of the total number of new coronavirus type GH. There were 120 cases of V type, 32 cases of S type and 8 cases of GR type. According to the central Ministry of epidemic prevention and control, S-type and V-type cases were mostly found in South Korea before the beginning of April. However, a large number of GH type NCV have been detected since the outbreak of collective infection in the nightclub of Seoul. Among the 179 imported cases, the GR type was the most, accounting for 100 cases, followed by GH type 40 cases, G type 18 cases, s type 7 cases, V type 7 cases, L type 4 cases and other 3 cases.