A straight knife makes a pen and metal is paper. He is like an artist immersed in his own world. With amazing speed and accuracy, he carves complex and magnificent lines on the surface of the metal block, which makes the scalp numb at a glance.,Zhao Zhengbin regained his consciousness and immediately sat up from the ground. He was talking to a young man of his age, looking a little haggard, dressed in overalls and red cuffs around his waist, looking very much like the aunt who managed the community.,just as the figure in the red cuff was about to leave, Zhao Zhengbin immediately stepped forward and grabbed the corner of his clothes.。