Taipei, Sept. 21 (CNA) A woman confirmed as infected with COVID-19 on Monday had visited several department stores and a movie theater in the Greater Taipei area, as well as restaurants in Taichung, Tainan and Kaohsiung prior to testing positive, according to local health authorities.

The woman, who is in her 20s, was in the United Kingdom and France from May to July, and after returning to Taiwan, tested negative for COVID-19 twice during her 14-day quarantine, according to the Central Epidemic Command Center (CECC).

She took another test Sunday in preparation for going abroad and the results came back positive, the CECC said.

The woman previously contracted COVID-19 in September 2020 while abroad, according to Taipei's Department of Health.

Prior to testing positive, the woman traveled by car to visit family in Kaohsiung with her parents and her grandmother on Sept. 16. On their journey south from Taipei, they ate at a Chun Shui Tang restaurant in Taichung near the city's Feng-le Park MRT station.

The restaurant was closed on Tuesday for disinfection, and its staff have tested negative using rapid COVID-19 tests, Taichung's Health Bureau said.

On the evening of Sept. 16, the woman and her family ate at the Celebrity Cuisine restaurant at the Grand Hi-Lai Hotel in Kaohsiung. They stayed at the hotel overnight and had breakfast the next morning at the hotel's buffet-style Harbour Restaurant.

Kaohsiung's Department of Health is in the process of testing people the woman came into contact with at the hotel and the two restaurants, including guests who dined at the same time.

On the family's way back to Taipei on Sept. 17, they ate lunch at a beef soup restaurant in Tainan on Zhongshan Road and later stopped briefly at the Dongshan freeway rest area.

After returning north, the woman went to Dayeh Takashimaya department store and Miramar Cinemas in Taipei, and Mega City department store in Banqiao District, New Taipei, on Sept. 18.

She also visited Far Eastern SOGO Tianmu department store on Sept. 19.

The three department stores and movie theater were all closed on Monday for disinfection, and 852 people who visited those locations at the same time as the patient have been told via text message to monitor their health, Taipei's Department of Health said Tuesday.