8. Zhanjiang City, formerly known as "Guangzhou Bay" and also known as "Port City", is a prefecture-level city in Guangdong Province, the Republic of China. It is located at the southernmost tip of mainland China, at the junction of Guangxi, Guangdong and Hainan provinces, and in the southwest of Guangdong Province , facing the Beibu Gulf to the west, there are 8 oxygen stations in the city. During the construction process of the oxygen station project, during the production process after it is completed and put into operation, and during the subsequent maintenance and repair process, there are risks such as fire, explosion, poisoning, suffocation, falling from height, object impact, electric shock, mechanical injury, low temperature, noise, radiation and Lightning strikes, earthquakes, floods, typhoons and other dangerous and harmful factors.