Alibaba Cloud provides customers with professional services based on customers' existing system conditions and project requirements. The services provided include cloud migration consultation, solution design, cloud migration implementation, and system safeguarding after cloud migration. The cloud migration service helps customers achieve secure, stable, and rapid system business migration to the cloud.

Cloud migration consultation
It provides professional design and consultation before cloud migration is performed. Alibaba Cloud evaluates the feasibility of business system migration to the Apsara Stack platform based on the customers' requirements. In addition, Alibaba Cloud designs the application architecture and product models of the business system, and optimizes the migration solutions for application systems, storage systems, and databases.

Cloud migration implementation
Alibaba Cloud provides technical support to assist customers with the migration of online business systems, databases, and storage systems to the Apsara Stack platform, as well as the cutover of business systems.

Cloud migration safeguard
Team of Alibaba Cloud experts helps customers tailor a safeguard service for their cloud business. The safeguard service ensures the security of the whole process, from business objective development to solution implementation. The safeguard service provides 7/24 emergency response to guarantee stable business migration even during peak hours.

An experienced team of Alibaba Cloud technical experts provides a variety of O&M support services based on customer needs. They help customers run Apsara Stack reliably with the help of standard service processes and automated O&M tools.

Subscription service
A team of Alibaba experts provides subscription services for the following aspects:
● Implement continuous backend technical support service for Apsara Stack.
● Provide the latest software updates.
● Help achieve iteration and evolution of software functions.
The subscription service is a precondition for the basic O&M package and on-site service.

Basic O&M package
The basic O&M package includes the basic O&M services for Apsara Stack, such as project contact, quarterly report, in-depth inspection, troubleshooting, minor version upgrade, and technical training services. The basic unit of the basic O&M package is one calendar year.

Value-added O&M package
A value-added O&M package includes the value-added O&M services for Apsara Stack. Aside from the services provided in the basic O&M package, extra services such as exclusive DingTalk group, cloud architecture consultation, and major version upgrade services are added to the value-added O&M package. The basic unit of a value-added O&M package is one calendar year.

To build a stable, reliable, secure, and compliant Apsara Stack platform, Alibaba Cloud Security provides a series of security products and services to safeguard availability, confidentiality, and integrity of customers' systems and data. The security services are an indispensable part of the whole security safeguarding system, as they combine products with services, fully make use of the functions of Apsara Stack and Alibaba Cloud Security, enhance the security of Apsara Cloud products from technology and management aspects, and secure customers' Apsara Stack platforms.