CHENGDU, Dec. 9 (Xinhua) -- Chengdu, capital city of southwest China's Sichuan Province, reported zero increase in new domestically transmitted COVID-19 cases and asymptomatic cases from 9 p.m. Tuesday to 6 p.m. Wednesday, while citywide nucleic acid tests are continuing, local authorities said.
Xie Qiang, director of the municipal health commission, said at a press conference that by 8 p.m. Wednesday, 433 close contacts of previously confirmed cases and asymptomatic cases had been traced. Of these, swab samples had been collected from 344 people, with 338 results showing negative for COVID-19, while the rest of the results are yet to be released.