You need to complete account authentication if you plan to perform any of the following operations on the international site (alibabacloud.com).
(1) Sign online contracts, request credit limits, join the Alibaba Cloud Partner Network (ACPN), and more.
(2) Purchase specific cloud services deployed in the Chinese mainland nodes (according to the instructions on the product page).
(3) Purchase specific cloud services (according to the instructions on the product page).