Should Guangzhou be isolated from other places?

Does Guangzhou need nucleic acid test? Does it need isolation?

High-risk areas: No.9 Gongguan Lane in He Jiong, No.4 Lane 15 in Xinjie Street in He Jiong, No.25 Lane 13 in Dongfu New Village, No.7 in Kengtou 10 Lane, No.5 in Xiayuan Shuixing Lane, the 2nd floor of the dormitory of the board house in Zhuang Qing Substation, the Yang Xu living area in the old plot of tangcun, and the Huanghuagang Street Ring. No.29 Yangji Street (Building A8) of Meihuacun Street, No.50 Taixing Street of Meihuacun Street, No.8 Caiyuan North Street of Nonglin Street, No.34 Zhongshan Second Road of Nonglin Street, Fujin Road of Meihuacun Street 12 Wukui, No.3 Hehe Road of Meihuacun Street, No.25 Tao Jin East Road of Hua Le Street, No.295 East Ladder of Dezheng Middle Road of Datang Street, No.6 Jianshe Fourth Road of Datang Street/kloc. Hu Axiang Hotel West Yongfu in Huanghuagang Street 10 1, Jianshe Second Road 10, Building 29 G, No.3 Jiaochang North Road in Jianshe Street, No.26 Courtyard (East Gate), No.2 Nonglin Street1Nonglin Road, Tao Jin Road, Hua Le. Guo Cai West Street 12, Yide Road, Renmin Street, No.6 Tieyunli, Liu Hua Street, No.6 Jing Hui Street 155, No.3 Liu Rong Street, No.2 Dexing Lane, No.9 Jinghai Lane, No.22 Zhusi Village, Nonglin Street, No.40 Mishi Road 10/Ditch Lane 26/KLOC- No.4 Lane 10, Baohanzhi Street, Dengfeng Street, No.3 Heyuli, Siyou Village, Dongshan Street, No.4 Courtyard, No.4 E4 Lane 18, No.4 Siyou South Street, No.282 Huanshi Middle Road, No.6 Hongqiao Street, No.1 Curie, Guangyuan West Road, Mineral Spring Street 109, III. People Building 57 Baohanzhi Street 1, No.26 Hengfu Road, Dengfeng Street, No.0 Dongchang South Street 10, No.277 Donghua West Road, Dadong Street and No.2 Dongchuan Road, Dadong Street. Back seat of No.251Wanfu Road in Zhuguang Street, No.22 Fuxing Street in Zhuguang Street, Chaoman Hotel on the second and third floors of No.32 Cui Yi Road in Zhuguang Street, No.429 Jiangyan East Road in Baiyun Street, East Tower of No.28 Donghu Road1Baiyun Street, No.7 Courtyard of No.9 Dashatou Third Road in Baiyun Street, and No.5 Hengzhigang in Dengfeng Street1