Medical gas cylinder plays a vital role in medical treatment, especially in emergency, surgery and long-term oxygen therapy. Choosing the right medical gas cylinder can not only improve the treatment effect, but also ensure the safety of patients. However, there are many types of portable oxygen cylinder on the market, and how to choose the right product has become a difficult problem for many people. As a professional manufacturer of portable oxygen cylinder, SnowRain provides you with some key selection suggestions to help you find the most suitable portable oxygen cylinder among many options.