An enormous cooking fuel explosion at a barbecue restaurant in northwestern China has killed 31 individuals and injured seven.

The blast occurred at round 8.40pm native time on Wednesday in Yinchan, the capital of the Muslim Ningxia Hui Autonomous Region, as individuals have been gathering on the eve of the Dragon Boat Festival vacation.

A girl cited by Chinese publication, The Paper, claimed she had been some 50m from the restaurant when she heard the bang.

She mentioned thick smoke streamed from the restaurant and a powerful odor of cooking fuel was within the air.

Two waiters got here out of the constructing after the explosion, with one collapsing instantly, she added.

Chinese President Xi Jinping demanded that these injured ought to get all-out remedy and a security inspection ought to be carried out.

Several individuals have been receiving remedy for burns and cuts from shattered glass.

The Central Government's Ministry of Emergency Management mentioned on social media that search and rescue work on the restaurant was accomplished early on Thursday morning.

Investigators had additionally been despatched to discover the reason for the blast.