Transmigrated Family C172
by MarineTLChapter 172: Earth Cement "How do you know? Were you eavesdropping?" Yan Lao'er asked nervously. Yan Yu was speechless. Did he really think she was that kind of person? Could there at least be a basic level of trust between a father and his daughter? She tapped her own little head. "It's all in here. I just saw Uncle Hu helping to mix a kind of white powder, and it immediately clicked." The formula for earth cement, which only required a few ingredients, was really easy to remember. Of course, just…