In the long river of time, nature has polished and carved ores and caves, but also shaped the earth's joy and abundance. Plants grow naturally, there are no traces of garden combinations, and rivers flow naturally through the road. Billions of years of mountains and caves, a hundred years ago mine, dust covered the noisy and chaotic sound of that era. Look at the ancient mottled abandoned sites, understand their history, walk in the long river of ancient people's knowledge, looking for the story of ore and time, with the remote wisdom and natural knowledge, open people's perspective, get more fantastic ideas.