Zhao Lian, deputy director of Dalian Health Commission, said 12 cases of confirmed cases were reported in Dalian. Among the confirmed cases, 10 were employees of Dalian Kaiyang World Seafood Co., Ltd. Among 54 asymptomatic infection cases, 46 cases were employees of the company and their relatives. In all the positive cases of nucleic acid detection, 80% of the employees and their relatives and family members of the enterprise.
Dalian decided to,
All the employees of Dalian Kaiyang World Seafood Co., Ltd. and their contacts were subject to centralized isolation medical observation for 14 days, and nucleic acid detection was conducted at least twice.