天津市的燃气事业起源于液化气。液化气的推广使用给天津市人民的生活提供了快捷方便,先进安全的方式,同时也标志着一个城市的发展水平。从五十年代起步到七、八十年代的辉煌,到今天竞争于各种能源供应之中,天津市的液化气事业走过了自己发展变化的几十年的历程。过去几十年计划经济条件下,企业的经济 Tianjin gas business originated in liquefied petroleum gas. The promotion of liquefied gas to provide a quick and convenient, advanced and safe way for the life of Tianjin people, but also marks the level of development of a city. From the fifties to the splendor of the 1970s and 1980s, to today’s competitive energy supply, the liquefied gas industry in Tianjin has gone through several decades of development and changes. Over the past few decades planned economy conditions, the economy of the enterprise