t like a bucket of plaster, worth ten taels of silver. The technical difficulty is extremely low; once people know how to make it, the price of plaster will collapse in an instant.While gunpowder is f...轉碼失敗！請您使用右上換源切換源站閱讀或者直接前往源網站進行閱讀！ple clothes, she hurried to the backyard.Indeed, there's a problem!But Yang Lin didn't think much about it.If Li Yuhua has a backup plan, that would be best.But no matter what his next move is, you mu...