The government on Saturday issued compulsory testing notices for 55 places across Hong Kong.
Anyone who has visited any of these premises and stayed there for the length of time and on the dates specified must get a nucleic acid test for Covid-19.
The residential premises listed are located in Chai Wan, Tai Wa, Kwai Chung, Aberdeen, Ma On Shan, Tung Chng, Tin Shui Wai, Sheung Shui, Ngau Tau Kok, Sha Tin, Cheung Sha Wan, Fanling, Tsing Yi, Tsuen Wan, Hung Hom, Tuen Mun, Tseung Kwan O, Fo Tan, Shau Kei Wan, Tai Po, Sham Shui Po, Lam Tin, Diamond Hill, Yau Tong, Tsz Wan Shan and Sau Mau Ping.
Hong Kong reported 4,602 new coronavirus cases on Saturday.