Dear customer,E-MapReduce (EMR) on Container Service for Kubernetes (ACK) will be available for commercial use from April 1, 2024. EMR on ACK provides a new platform that you can use to develop and run big data jobs. You can deploy open source big data services on top of ACK. You can use ACK to deploy services and manage containerized applications. This reduces the O&M costs of underlying cluster resources and helps you focus on big data jobs.For specific charging standards, please refer to the help document：https://www.alibabacloud.com/help/en/emr/emr-on-ack/product-overview/notice-on-commercial-use-of-emr-on-ack