During the pandemic, Shen Kejian, 50s, a Jiangsu small business owner and machinist, dedicates himself to the mask manufacturing frenzy hoping to pay off his debt, but the trend faded too so... Read allDuring the pandemic, Shen Kejian, 50s, a Jiangsu small business owner and machinist, dedicates himself to the mask manufacturing frenzy hoping to pay off his debt, but the trend faded too soon for Shen to grasp. It all just disappears like smoke in the wind, along with Shen's hop... Read allDuring the pandemic, Shen Kejian, 50s, a Jiangsu small business owner and machinist, dedicates himself to the mask manufacturing frenzy hoping to pay off his debt, but the trend faded too soon for Shen to grasp. It all just disappears like smoke in the wind, along with Shen's hope to turn his life around.