product innovation and quality control, service innovation and cultural construction.

1. Product innovation and quality control: The catering service industry can learn from the innovative spirit and quality control methods from Fat East, constantly bring forth the old and bring forth the new, improve product quality and service level, and meet the needs of consumers.

2. Service innovation and cultural construction: Fat Donglai pays attention to details in service, and takes "harmony, beauty, kindness and heart" as the service concept, constantly innovating and improving service quality and cultural connotation. The catering service industry can learn from the service innovation and cultural construction from Fat East, pay attention to details, improve service quality and cultural connotation, and create a good service atmosphere and brand image.