In the middle of the 19th century, China began to sink under the invasion of the West! The strong ships of the great powers opened the country's gates, opium plundered the wealth of the people, and China was dusted! Long Yufei, a double doctor of machinery and metallurgy, returned to the late Qing Dynasty and rose in Nanyang, overthrow the Qing Dynasty, catch the last train of colonial expansion, and realize national rejuvenation! The dragon rises from Nanyang, crosses the four seas, and ends the era of sailing!