Siheyuan: Without Poverty Alleviation, the Eighth-Level Fitter Is Very Happy

A modern senior mechanical engineer traveled through time and became an orphan fitter at the Hongxing Steel Rolling Mill. He toughened the vampire neighbors in the hospital and relied on his skills to counterattack from a bottom worker to an industrial tycoon, making the beasts in the courtyard jealous and regretful for the rest of their lives.