Siheyuan: at the Beginning, Deputy Director Li Became My Second Uncle

Li Mingyuan traveled back in time to the 1960s and found that he had actually traveled through time in "Love in the Courtyard". And there was actually a second uncle who was the deputy director of the factory, which made him smile. Without thinking, he directly chose to enter the medical office of the steel rolling mill. Healing the dying and healing the wounded, hanging the pot to help the world. See how he outsmarts all the birds! (The introduction is too weak, please move to the main text)