The old man glanced at him a few times, then looked at Qi Si and said, "My eldest son has gone to serve his duty, so now it's just me and my youngest son working. Li Ma will tell you that I'm slow at making bricks. How many do you need","This brick-making stove isn't used by me, it's for ordinary people to cook with. It uses less smoke and doesn't irritate the nose.",It seems like they're also going to build a house for Grandma...。