2, the feast of the four seas, basically all the small rebellions are scattered, and there are very few big rebellions. The army was abolished and preparations for war were lax. The Qing dynasty started with armament, but after Taiping, armament was actually very poor. The frontier was always a screen, and the Central Plains tried not to send troops.
3. The grain has created excellent varieties, and the stone yield per mu is several times as much, which is also the premise of the great population growth.
4. It has a vast territory, and there is no worry about ceding land for compensation. There are tributes from countries belonging to kings all over the world. Moreover, the cost of defending the country and supporting officials and the army is quite light. The official salary of the Qing dynasty was very thin, but it came out to raise money and other names. Nevertheless, the corruption in prosperous times is lighter than that in the last days, and the normal land tax revenue is abundant, which is convenient for the emperor to do public and private projects.
5, the concentration of land and wealth is still in its early stage, and there is no complete grassroots of the huge crowd at the bottom. The ruling class is full of energy and can govern the country well, but it is not as corrupt, incompetent, cruel and absurd as the last days.