According to the query of Baidu Aibu, if it is an ordinary gas meter, there is no button to open the valve, and only by opening the valves of each pipeline can gas be used. If it is a plug-in gas meter. When the container meter is recharged, first insert the card into it, and then click the red button on the gas meter to open the valve of the gas meter.
Lianyungang, known as Haizhou in ancient times, is a prefecture-level city and a second-class big city under the jurisdiction of Jiangsu Province. It is the eastern bridgehead of the new Eurasian Continental Bridge and the first batch of coastal open cities in China.