I Build Black Technology in Jiuchang Street

His father died in a factory accident whose conclusion was falsified. His mother was waiting for money for surgery, and the old factory building at home was being swallowed up at a low price. Lin Yan unexpectedly gained the ability to see process defects and transformation routes. He could only accept impossible orders while turning a small factory that was about to close down into a black technology empire amid capital hunting and technological blockade.