Chapter 91: Papermaking Ice-Making Method

es are generally deep underground. Currently, Dayi also lacks mature mining technology, so no one knows about it, let alone its application.But since the bandits could get coal blocks, it means there'...pe."I want to build a house!""I want to build a new house!""In this lifetime, we've endured hardship and suffering, but we absolutely cannot let our children suffer as well!""Yeah, it won't cost much...