Tianjin reported 2 locally confirmed cases and 24 asymptomatic cases on Oct 31st, according to the municipal COVID-19 prevention and control headquarters.
Case 1-4 are close contacts of confirmed patients who lives in Balitai Town, Jinnan District, all of them are asymptomatic cases.
Case 5-15 are close contacts of confirmed patients who lives in Binhai New Area, one of them is a mild case, the rest are asymptomatic cases.
Case 16-20 are close contacts of confirmed patients who lives in Baodi District, one of them is a mild case, the rest are asymptomatic cases.
Case 19-20 are close contacts of confirmed patients who lives in Jizhou District, all of them are asymptomatic cases.
Case 21 is a close contacts of confirmed patients who lives in Wuqing District, asymptomatic case.
Case 22 is a close contacts of confirmed patients who lives in Jizhou District, asymptomatic case.
Case 23-24 both have a history of living in risk areas recently, asymptomatic cases.
Case 25 is a close contacts of confirmed patients who lives in Zhongbei Town, Xiqing District, asymptomatic case.
Case 26 is found by regularly screened, asymptomatic case.