Siheyuan: I Am the Deaf Old Lady's Only Relative!

When Long Yu was studying new ideas in the dormitory, he traveled through time! I caught up with the time travel trend and got a golden finger - learning a new thought system. Just listen to each lesson to unlock various skills and material rewards! At the same time, if you correctly answer the additional questions asked by the system, there will be additional bonuses. Whether it is for agriculture, forestry, animal husbandry, sideline fishing, or for food, clothing, housing and transportation. He knows astronomy from above and geography from below. From the theory of relativity to quantum mechanics. System knowledge base, omniscient and omniscient. When the country goes to war, I help develop weapons; The country is short of food, so I help cultivate crops; The country has no money, so I help invest in the market... Long Yu is equivalent to standing on the shoulders of giants and trying to change the status quo. Just when everything was going well, hegemonism came to trouble us. What? Are you laughing at our technological backwardness? Have you ever seen a photolithography machine? Brother. Medical and health protection is lagging behind? Do you know about the new rural cooperative medical system? Brother. You don't know anything, what is your dog barking here? We were born under the red flag and grew up in the spring breeze. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.