Over 1,000 Chinese investors and workers returned to Preah Sihanouk province between May 23 and June 13, said provincial hall spokesman Kheang Phearum.
Phearum said the 1,066 Chinese nationals arrived on direct flights. Since May 23, three to four direct flights each week from China had landed in Cambodia and authorities are carefully monitoring the health of the passengers.
Test samples were taken and sent to be analysed at the Institute Pasteur du Cambodge (IPC). The passengers were also required to quarantine for 14 days.