Chapter 91: Papermaking Ice-Making Method

need to stay in one place for a very long time!""For this period, you must stay there and not return home. Also, keep what you are doing a secret!"What you see and hear there, you must not tell anyon... If he were angered..."Mother, what should we do now" Liu Liang was suddenly panicked.Liu Zhang sighed deeply: “If your Fourth Master came, it wouldn’t be for your father. Your mother probably thinks...