To supervise and evaluate vendor service and on-line booking system, make sure high quality service is provided.

监督并评估供应商的服务以及在线预订系统，确保供应商提供高质量的服务；

youdao

To supervise and evaluate vendor service and on-line booking system, make sure high quality service is provided.

监督并评估供应商的服务以及在线预订系统，确保供应商提供高质量的服务；

youdao