The plugin support china region?

[wow3065]

server {
listen 8000;
aws_access_key ***************;
aws_key_scope 20170920/cn-north-1/s3/aws4_request;
aws_signing_key WFsSMzFYjgpJowdl+x5lMGHE6dcqAguAk+VxB0ATGx8=;
aws_s3_bucket *********;

   location / {
      aws_sign;
      proxy_pass http://s3.cn-north-1.amazonaws.com.cn;
   }
}

I set my nginx like this.But like this

UnauthorizedAccessYou are not authorized to perform this operationCDBF7F9E48FA6F90GlqLofDFEbC66G99POZqUJbNTefhW87REIh009owtp1vVQAoRE11xltzW1wFqRWMt56S5mZiyOQ=

[anomalizer]

What is the name of the S3 bucket and which region is the bucket present?

I am not familiar with any differences in AWS for China. The first thing that looks different is that the domain is amazonaws.com.cn but it is s3.amazonaws.com everywhere else