Rescuers work at the site of a collapsed building in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building. (Photos: Xinhua)

Rescuers work at the site of a collapsed building in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building.

Rescuers work at the site of a collapsed building in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building.

Rescuers work at the site of a collapsed building in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building.

Rescuers work at the site of a collapsed building in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building.

An injured woman receives medical care at a hospital in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building.

Rescuers work at the site of a collapsed building in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building. (Xinhua/Mao Pengfei)

Photo taken on Jan. 4, 2020 shows the site of a collapsed building in Kep city, Kep Province, Cambodia. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building.

Rescuers work at the site of a collapsed building in Kep city, Kep Province, Cambodia, on Jan. 4, 2020. Seven died and 18 others were injured after an under-construction building collapsed here on Friday. The rescue is going on as some people are still trapped under the collapsed building.