As part of the contact tracing process, Da Nang contact tracers have spoken to COVID-19 cases and determine where they had been before they received positive test results. As a precaution, others who were there at specific times should monitor their health and contact the nearest medical facility for advice and requirements.

August 16 and 19: the Thanh Vinh pharmacy (near K44/24) on Nguyen Chanh Street, Lien Chieu District

8:00am on August 14: Trang grocery store on Le Thanh Nghi Street, Hoa Cuong Bac Ward, Hai Chau District

2:00am – 5:00pm on August 14: Selling root, tuber and leaf vegetables at lots No. 20, 21, area F, Hoa Khanh Market, Lien Chieu District

Morning and noon on August 15: Dong Da Market

August 15: Dong Da Market

Morning on August 15: Con and Dong Da markets

August 15: Buying shrimp on the sidewalk of Mai Am Street, Thuan Phuoc Ward, Hai Chau District; the Con Market

August 15: Rice selling store at 29 Thanh Huy 3 Street, Thanh Khe Dong Ward, Thanh Khe District

8:00am on August 15: Moi Market, Ms. Linh's grocery store at 01 Nui Thanh, another grocery store near a pharmacy on Nui Thanh Street

5:00am -7:00pm from August 13 - 15: Selling vegetables at 45 Tieu La, Hoa Cuong Bac Ward, Hai Chau District

8:00am -  3:00pm on August 14 and August 15: Selling sugarcane juice at 45 Tieu La, next to vegetables stalls in Hoa Cuong Bac Ward, Hai Chau District

August 10 - 15: a grocery store at 51 Tieu La, buying food at a collective market at the corner of Tieu La and Chau Thuong Van streets in Hoa Cuong Bac Ward, Hai Chau District

6:00am -  7:00am on August 14: Hoa Cuong Market, Hoa Cuong Bac Ward, Hai Chau District

3:00pm on August 15: State-owned bread making facilityon Han Thuyen Street, a tofu shop on Mai Di Street beside Hoa Cuong Market in Hoa Cuong Bac Ward, Hai Chau District

7:00am - 9:00pm from August 13 -15: selling groceries at 140/9 Trung Nu Vuong, residential group No.23, Binh Hien Ward, Hai Chau District

7:00pm on August 21 and 8:00am on August 22: the Tam Phuc drugstore on Trung Nu Vuong Street, Binh Hien Ward, Hai Chau District

August 15: a grocery store at the end of Mai Am Street, Thuan Phuoc Ward, Hai Chau District

August 15: Selling meat at 157 Dung Si Thanh Khe, Thanh Khe Tay Ward, Thanh Khe District

4:00pm on August 15: Ms. Lan's grocery store on To Hieu Street, Hoa Minh Ward, Lien Chieu District

7:00pm on August 15: the Bao Bao pharmacy on To Hieu Street, Hoa Minh Ward, Lien Chieu District

7:00am – 5:00pm August 13 - 15: Selling fresh vermicelli noodles at 162B/2 Dong Da (Thuan Phuoc Ward, Hai Chau District

4:00am – 6:00am on August 14: Selling vegetables at 206/33 Dong Da, Thuan Phuoc Ward, Hai Chau District

Afternoon on August 15: the Dong Da Market, a grocery store on a section of Dong Da Street near the market

Reporting by XUAN SON – Translating by A.T