Svay Rieng provincial governor Men Vibol has shut some venues in Bavet town for 14 days in a bid to contain the spread of Covid-19 in the area.
The locations included Bavet-Mok Bay International Entertainment, New World Casino, Good Luck Casino and the Emperor Company in the town's Bavet commune.
It was not immediately clear how many transmission cases had been detected at the venue.
According to the Ministry of Health, the province has so far recorded 304 cases, 230 of which are active as of the morning of April 19.
Amid restrictive measures in the province, travel in case of emergency and provision of essential services are exempted. Cargo and food transport services are allowed with permission from the authorities.
During the ban, all individuals must maintain health measures including wearing mask and maintaining social and physical distancing, having temperature checked and washing hands frequently.
Those caught breaking the measures are subject to legal action as stated in the law on the control of Covid-19 and other deadly contagious diseases.