Siheyuan: from Fitters to Military Industry, Our Country Is Strong in Science and Technology

When Li Guoan woke up, he traveled to the world of Siheyuan and became an ordinary fitter. The enlightenment-defying system is awakened at the beginning. No matter what skill it is, you can easily master it by just taking a look at it or doing it once! From then on, he learned cooking, medicine, martial arts, mechanics, and embarked on an all-round road! Yi Zhonghai: "Li Guoan was promoted to engineer at such a young age! His starting point is the end point that I will never reach in my life!" He Yuzhu: "My cooking skills are as different as clouds and mud in front of Li Guoan!" Qin Huairu: "If I could be a few years younger, I would definitely marry Li Guoan!" … And when 60 years came, when Mao Xiong unilaterally broke the contract and withdrew all the experts and resources! Li Guoan's name also began to shine in the Dragon Kingdom! Firearms, tanks, second-generation fighters, two bombs and one star... Under the leadership of Li Guoan, Longguo's military industry has advanced by leaps and bounds, and gradually began to stand on top of the world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.