Great Wei abounded in talent. Aside from Du Yu, the renowned inventor of history, it had another towering figure.
After assuming personal rule, Cao Mao had sent palace officials to inquire after his whereabouts, and they had finally located his residence.
Dressed in quite ordinary clothes, Cao Mao sat in a carriage like a young nobleman. Zhang Hua drove, while Cheng Ji and the others naturally spread out ahead of and behind the emperor, secretly protecting him.
The carriage wound through Luoyang before finally stopping outside an ordinary home in the eastern part of the city. The neighborhood was lively, with children playing back and forth and several elderly people farther away. They watched the carriage warily, holding the children back and not daring to approach.
Cao Mao looked around and said to Zhang Hua with a smile, "Knock on the door."
Zhang Hua immediately stepped forward and knocked.
Before long, a servant opened the door. At the sight of Zhang Hua outside, his expression changed in alarm, and he hurriedly bowed.
"May I ask whether Master Ma is home?"
"Yes, yes, he is!"
"Please tell him a junior has come to pay his respects... here is my calling card."
Zhang Hua simply used his own calling card. The servant took it and rushed into the courtyard.
Cao Mao stood behind Zhang Hua, his eyes full of anticipation.
The man he had come to find was the former Attendant Gentleman, Ma Jun.
A native of Fufeng from a humble family, he had served as an Erudite under Emperor Wen. Later, during Emperor Ming's reign, he had earned merit by improving the loom and been promoted to Attendant Gentleman.
The Twelve-Treadle Loom was his invention, and it had greatly increased efficiency.
He had many other inventions, including the Dragon-Bone Waterwheel and