Adhering to the customer first service philosophy, Wanying Service always adheres to a one window communication mechanism and customer service priority management method. If there are any problems for business owners and merchants, they only need to report them to the floor butler or commercial assistant. The floor butler and commercial assistant will take the lead in internal communication with relevant departments such as engineering, finance, and security to solve them, eliminating the trouble of business owners and merchants having to coordinate with multiple property management personnel to discuss problems. Regardless of whether it belongs to this position or not, all matters must be tracked and implemented to ensure the continuity of property management work, keeping the work in a positive state and greatly improving work efficiency and service quality.