There's a generation-long restoration project in Qianyanzhou. This auto-translated article probably has some errors, but the poetry of the language comes through.
"A piece of copper on a sunny day, a bag of pus on a rainy day. Looking from a distance, it's all yellow, looking closely, it's all water and soil."
https://baijiahao.baidu.com/s?id=1684292712024495264&wfr=spider&for=pc
