1. Tuanshan Residence, Tuanshan Village, is the terminal of the small train. The ticket is 35 yuan. The price-performance ratio of the ticket is not very high, but tourism is like this. People who like it will feel very good, and people who don't like it will feel boring. The local people still live in it. There must be traces of people living in it. There are wiring everywhere and things piled up everywhere. After a tour of about 3, 2, 3 hours, there are souvenirs in it. The price is very cheap. 2. Tuanshan Residence, a popular scenic spot, a place where once luxurious houses were gathered together, but now it is dilapidated, but there are many stories. For more than 600 years, the Zhang clan has followed the "Bai Nin" family precepts as the foundation of their lives. They are thriving and have a good family style. First acquaintance is curious, how can so many exquisite and expensive houses be built here in the turbulent era of the late Qing Dynasty, which originated from the development of Gejiu tin mine, Zhang clan people earned a huge amount of money, a car of gold and silver was transported home to build luxurious houses, glorious door courtyard, which is a typical feature of residential buildings in southern Yunnan, representing the highest level of local architectural development in Yunnan. Walking in the meantime, everywhere and the old life collided with each other, the broken buildings record the memories of the past, those past prosperity, forever disappeared in the long river of history, but will be remembered and recalled by the people who have been here.