Duanmu Medical Hall was the largest medical hall and largest pharmacy in the Five Elements Federation. It was said to have been founded by Yao Qianshu, an Ancient Saint. Legend had it that after the Holy War ended, the Ten Great Saints were all rewarded by the Five Great Empires. This Jia Mu Saint was granted the title of Duke Duanmu by the East Wood Empire and received more than a dozen cities as his fiefs. After that, Yao Qianshu conducted business and practiced medicine. People called him one who "gathered wealth from the rich and distributed it among the people." He gradually amassed enormous wealth and established the Federation-wide chain of Duanmu Medical Halls. Even the cities under his rule became prosperous.
Duanmu Medical Hall was renowned for developing all kinds of magical medicines and had recruited countless physicians and pharmacists from across the Federation. However, its headquarters was not in Duanmu City, but in Heavenly Mechanism City.
Ever since the war between the Light Five Elements Continent and the Dark Five Elements Continent in the Primordial Era ended and the Dark Heavenly Mechanism fell, the Light Heavenly Mechanism had become the sole Heavenly Mechanism. He was renowned throughout the world as the prophet of the Five Elements Federation. It was said that the Heavenly Mechanism of that generation had also vigorously promoted the federation of the Five Elements Continent, gradually forcing the nobles off the stage of history.
Even so, the Heavenly Mechanisms of every generation had never expanded their influence in the slightest. They merely governed Heavenly Mechanism City, turning it into the holy city of the Five Elements Federation. Its reputation was no less than that of Zhongyuan City or Blazing Fire City, though in terms of scale, it was far larger than Duanmu City. No