Xinhua News Agency, Dhaka, March 23 (Reporter Liu Chuntao) A fire broke out on the 22nd in a refugee camp in the Cox's region area in southeastern Bangladesh, at least 7 people were killed. 　Abdullah, the officer responsible for fire and civil defense in Cox's region , told local media that the fire department found seven bodies at the scene, including two children and two women. 　The fire broke out at 3 o'clock on the 22nd local time and lasted until the early morning of the 23rd. The cause of the fire is still unclear. 　According to local government officer mr.Udin, about 9,000 simple houses were burned down. The fire department and the local people controlled the fire at around 1 am on the 23rd.