The headquarters of dai yonghong company, located in the city of sa, province of hunan, has evolved into a twenty-seven-year commercial chain of services, storage logistics and the processing of agricultural products, with sales totalling more than 2. 5 billion in 2022. In 2019, the company launched the construction of the dai yonghong industrial park, which covers 41. 58 acres and covers a total of 4. 77 million square metres, with a total investment of 320 million. A phase of 24,700 m2 of standard plant and 5120 m2 of non-plating steel structures has been completed. The future has been defined as a bakery, fresh food, nuts and frying plant, a research and development testing centre, which seeks to develop the company into a core competitive chain of retail enterprises, and to set the standard for chinese snack convenience stores