Photo taken on March 11, 2021 shows the scene of a massive fire in El Obour city, Qalyubia province, Egypt. At least 20 people were killed and 24 others wounded on Thursday as a massive fire engulfed a four-story clothing factory in Egypt's El Obour city, north of Cairo, according to a statement of the Qalyubia province. (Xinhua/Ahmed Gomaa)

Rescuers are seen at the site of a massive fire in El Obour city, Qalyubia province, Egypt, March 11, 2021. At least 20 people were killed and 24 others wounded on Thursday as a massive fire engulfed a four-storey clothing factory in Egypt's El Obour city, north of Cairo, according to a statement of the Qalyubia province. (Xinhua/Ahmed Gomaa)

Firefighters work at the site of a massive fire in El Obour city, Qalyubia province, Egypt, March 11, 2021. At least 20 people were killed and 24 others wounded on Thursday as a massive fire engulfed a four-storey clothing factory in Egypt's El Obour city, north of Cairo, according to a statement of the Qalyubia province. (Xinhua/Ahmed Gomaa)

Fire trucks are seen at the site of a massive fire in El Obour city, Qalyubia province, Egypt, March 11, 2021. At least 20 people were killed and 24 others wounded on Thursday as a massive fire engulfed a four-storey clothing factory in Egypt's El Obour city, north of Cairo, according to a statement of the Qalyubia province. (Xinhua/Ahmed Gomaa)

Rescuers work at the site of a massive fire in El Obour city, Qalyubia province, Egypt, March 11, 2021. At least 20 people were killed and 24 others wounded on Thursday as a massive fire engulfed a four-storey clothing factory in Egypt's El Obour city, north of Cairo, according to a statement of the Qalyubia province. (Xinhua/Ahmed Gomaa)

People gather at the site of a massive fire in El Obour city, Qalyubia province, Egypt, March 11, 2021. At least 20 people were killed and 24 others wounded on Thursday as a massive fire engulfed a four-storey clothing factory in Egypt's El Obour city, north of Cairo, according to a statement of the Qalyubia province. (Xinhua/Ahmed Gomaa)

Heavy smoke is seen at the site of a massive fire in El Obour city, Qalyubia province, Egypt, March 11, 2021. At least 20 people were killed and 24 others wounded on Thursday as a massive fire engulfed a four-storey clothing factory in Egypt's El Obour city, north of Cairo, according to a statement of the Qalyubia province. (Xinhua/Ahmed Gomaa)