The time-honored brand is the memory of the city culture, the time-honored brand in Lang Zhong bears the arteries of the times of the Three Kingdoms Culture, is the characteristic embodiment of the regional culture, uses the qualitative research method, uses the field investigation, interviews and so on take the time-honored brand “Lang Zhong Zhang Fei beef” as an example, combing the existing problems of interior design, this paper puts forward the pattern reengineering design of the space layout of the old-style stores, so that the old-style stores in Lang Zhong can keep pace with the times and sell well both at home and abroad in the information age of rapid economic development, the design of the store is the inheritance, innovation and development of the old brand culture.