How to hide resources when the nation awakens?

First of all, the resource field at home, including farmland, timber factory, quarry and gold mine, can output resources for players regularly, but the output efficiency will not be too high. Take 1 1 gold mine as an example, its output is only 650 points per hour, and the maximum collection is only 6500 points, which means that this gold mine can only store the output of 10 hour at most. This output is far from enough for building upgrading in the middle and late period, so we have to think of other ways.