Chen Shih-chung. Photo courtesy of the CECC Taipei, Dec. 23 (CNA) The contacts of a domestic COVID-19 case reported in Taiwan on Tuesday have all tested negative for the disease so far, including four people who had symptoms, the Central Epidemic Command Center (CECC) said Wednesday. The case, a woman in her 30s, was infected by a friend, a New Zealand national who works as an EVA Airways pilot and was confirmed to be infected on Sunday. She was the first domestic case recorded in Taiwan since April 12. The CECC has identified 173 people so far who had been in contact with the local woman, three of whom are friends and 170 work colleagues, the CECC said.