Article 28 of the Beijing Municipal Fire Services Regulations stipulates that the manager of a crowded place (including catering establishments) should install a concentration detection and alarm device in the place where natural gas or liquefied petroleum gas is used.

Article 5.5.4.15 of Beijing's local standard "Code of Practice for Safety Management of Catering Enterprises" (DB11275-2005) stipulates that combustible gas alarms should be installed in the rooms of gas and pressure regulating devices.

The Beijing Municipal Commission of Municipal Administration, the Beijing Municipal Public Security Bureau, and the Beijing Municipal Bureau of Quality and Technical Supervision issued the "Safety Requirements for the Use of Bottled Liquefied Petroleum Gas in Catering and Food Service Industries in Beijing" (Beijing Municipal Administration No. 267) on Aug. 8, 2003, which stipulates that the special bottle banks for storing cylinders of liquefied petroleum gas should be equipped with a fixed combustible gas concentration alarm device, mandatory ventilation, and interlocked concentration alarm device with ventilation facilities, and should be equipped with combustible gas alarms. concentration alarm device and ventilation facilities interlocked.

Article 83 of the Beijing Municipal Fire Services Regulations stipulates that if the operator or manager of a crowded place fails to install a concentration detection and alarm device in a place where natural gas or liquefied petroleum gas is used, he or she will be ordered to make corrections by the city's municipal management and law enforcement departments and may be fined more than 10,000 yuan and less than 30,000 yuan.

Because the management of each place is different, the specific can be based on the local implementation standards. But no matter what kind of enforcement standards, for safety reasons, catering establishments should be reasonably installed combustible gas detection alarms.

Fixed combustible gas (such as natural gas) leakage alarm device, the composition of the structure: combustible gas detector, multi-channel natural gas alarm controller, and related linkage equipment (such as solenoid valves, exhaust fans, etc.).

Baidu Encyclopedia-Beijing Fire Services Regulations