Found the first officer or personnel that is served is the process/steps of service is quality of service and the last is side facilities.
Found the First is that officials or service personnel, followed by the process / procedure is provided, followed by the quality of the service. And the final ranking The facilities
Find first is personnel or personnel to service, followed by the /ขั้นตอน service, followed by the quality of service. And lastly, the facility.