Introduction to Tongtian Cave: On the stone wall outside Tongtian Cave, there are words written in red lacquer that say "This cave is sponsored by Liu Xiuying, Ma Yuwei and other laymen."
Introduction to Tongtian Cave: On the stone wall outside Tongtian Cave, there are words written in red lacquer that say "This cave is sponsored by Liu Xiuying, Ma Yuwei and other laymen."