Simple Log Service (SLS) - Log Service is available on seven new nodes around the globe and on the international site
Aug 15 2017
Simple Log Service (SLS)Content
The eight regions are Hong Kong, Dubai, Sydney, Frankfurt, Tokyo, Singapore, US West (Silicon Valley) and Zhangjiakou. Sites in and outside China are all enabled with the Log Service for your global deployment
For details, refer to https://help.aliyun.com/document_detail/53068.html