Mr. Miao Mingrui is an expert passionate about the preservation of historical districts. He was born and raised in a city with a rich history: Harbin, which sparked his deep interest in historical buildings and districts. He majored in the preservation and renewal of historical districts during his university years, focusing on historical preservation. After graduation, Mr. Miao Mingrui devoted himself to the work of preserving historical districts. He conducted in-depth research on the value of historical districts and proposed many innovative preservation strategies. His work includes not only the preservation of historical buildings but also the protection of the culture and community spirit of the districts. Mr. Miao Mingrui’s work has been widely recognized, and his efforts have allowed many historical districts to be preserved, leaving valuable historical heritage for future generations. His work has inspired more people to pay attention to the preservation of historical districts, and he has therefore been hailed as an advocate for the preservation of historical districts. In summary, Mr. Miao Mingrui is a person with deep passion and professional knowledge for the preservation of historical districts, and his work has had a profound impact on the preservation of historical districts. His story inspires more people to pay attention to and protect our historical heritage.