Hanoi trading authorities were asked to suspend any cooking gas businesses that fail to guarantee fire safety.
The city government has asked the Department of Industry and Trade to check the gas storing and filling processes at businesses. Several fatal gas cylinder explosions have occurred in the city during a short time recently.
The latest case occurred on December 11 where a gas leak at a gas shop killed a mother and her 7-month-old son. In early November, two children died after a gas cylinder explosion collapsed a house.
In Ho Chi Minh City, a gas cylinder explosion at a restaurant injured two people in November.