Yes, near the Imperial College and the Lama Temple, there is a Zhengming House. The owner of the house is named Taochun, who is a descendant of the Fourteenth Son of the Holy Ancestor. However, the old man is very old. I still went there in 2000. However, I don’t know what has happened in the past few years.
In addition, Zhengming Lu is very famous. You can check the specific address on Baidu. It has a small reputation.