Fortune-telling in Tonghai Ancient City _ Is the fortune-telling in Tonghai Ancient City accurate?

What is the meaning of the rain-proof lock hole in Jianshui ancient city?

Two locks. Tong Tong refers to the complicated description of the key. Two escape locks refer to two locks in ancient times and are also understood as two keys. In ancient times, lock refers to a special kind of lock. The structure is to put the iron lock (iron block) in the metal sleeve and use the lever principle to unlock it. Jianshui Ancient City is located 220 kilometers south of Kunming, Yunnan Province, and was called Butou in ancient times, also known as Badian. During the Tang and Yuan Dynasties (around 8 10), Nanzhao regime built Huili City here, which belonged to the commander-in-chief of Tonghai.