Double-Passing Door: Qianlong, Your Throne Is About to Be Lost!

Gu Ming, who was heavily in debt, was in desperation and accidentally obtained the double door system and came to the fifty-second year of Qianlong's reign in the Qing Dynasty. East Asia Company was established, and huge resources such as oil, ore, coal, and natural gas that no one had ever exploited were continuously transported back to the real world by Gu Ming!