Shanghai in the Republic of China: I Solved the Ups and Downs with Mental Arithmetic

During the troubled times of the Republic of China, Shanghai was in turmoil. Chen Wangdao, a young man from a poor family in Ningbo, is proficient in mental arithmetic and lives on the dock. Colonial separatism, trade undercurrents, life is like duckweed. Witnessing the miserable conditions of workers, my conscience was tortured. He wanted to get out of the quagmire and start a shipping company, but he was stymied by intrigues. Her lover Shen Xiuyun was forced to marry into a wealthy family, and her ideals and reality were torn apart. When the war broke out and the nation was in danger, he secretly assisted the anti-Japanese resistance and was put in danger. After all the calculations, I finally realized that prosperity is nothing more than a fleeting wave. People's hearts are ups and downs, who controls destiny?