cloud: remove "private preview" from Premium docs

tidb-cloud/premium/import-csv-files-premium.md

@@ -7,12 +7,6 @@ summary: Learn how to import CSV files from Amazon S3 or Alibaba Cloud Object St
 
 This document describes how to import CSV files from Amazon Simple Storage Service (Amazon S3) or Alibaba Cloud Object Storage Service (OSS) into {{{ .premium }}} instances.
 
-> **Warning:**
->
-> {{{ .premium }}} is currently available in **private preview** in select AWS regions.
->
-> If Premium is not yet enabled for your organization, or if you need access in another cloud provider or region, click **Support** in the lower-left corner of the [TiDB Cloud console](https://tidbcloud.com/), or submit a request through the [Contact Us](https://www.pingcap.com/contact-us) form on the website.
-
 > **Tip:**
 >
 > - For {{{ .starter }}} or Essential, see [Import CSV Files from Cloud Storage into {{{ .starter }}} or Essential](/tidb-cloud/import-csv-files-serverless.md).

tidb-cloud/premium/import-from-s3-premium.md

@@ -5,13 +5,7 @@ summary: Learn how to import CSV files from Amazon S3 into {{{ .premium }}} inst
 
 # Import Data from Amazon S3 into {{{ .premium }}}
 
-This document describes how to import CSV files from Amazon Simple Storage Service (Amazon S3) into {{{ .premium }}} instances. The steps reflect the current private preview user interface and serve as an initial framework for the upcoming public preview launch.
-
-> **Warning:**
->
-> {{{ .premium }}} is currently available in **private preview** in select AWS regions.
->
-> If Premium is not yet enabled for your organization, or if you need access in another cloud provider or region, click **Support** in the lower-left corner of the [TiDB Cloud console](https://tidbcloud.com/), or submit a request through the [Contact Us](https://www.pingcap.com/contact-us) form on the website.
+This document describes how to import CSV files from Amazon Simple Storage Service (Amazon S3) into {{{ .premium }}} instances.
 
 > **Tip:**
 >
@@ -21,7 +15,7 @@ This document describes how to import CSV files from Amazon Simple Storage Servi
 ## Limitations
 
 - To ensure data consistency, {{{ .premium }}} allows importing CSV files into empty tables only. If the target table already contains data, import into a staging table and then copy the rows using the `INSERT ... SELECT` statement.
-- During the private preview, the user interface currently supports Amazon S3 as the only storage provider. Support for additional providers will be added in future releases.
+- During the public preview, the user interface currently supports Amazon S3 as the only storage provider. Support for additional providers will be added in future releases.
 - Each import job maps a single source pattern to one destination table.
 
 ## Step 1. Prepare the CSV files

tidb-cloud/premium/import-with-mysql-cli-premium.md

@@ -7,12 +7,6 @@ summary: Learn how to import small CSV or SQL files into {{{ .premium }}} instan
 
 This document describes how to import data into {{{ .premium }}} using the [MySQL Command-Line Client](https://dev.mysql.com/doc/refman/8.0/en/mysql.html) (`mysql`). The following sections provide step-by-step instructions for importing data from SQL or CSV files. This process performs a logical import, where the MySQL Command-Line Client replays SQL statements from your local machine against TiDB Cloud.
 
-> **Warning:**
->
-> {{{ .premium }}} is currently available in **private preview** in select AWS regions.
->
-> If Premium is not yet enabled for your organization, or if you need access in another cloud provider or region, click **Support** in the lower-left corner of the [TiDB Cloud console](https://tidbcloud.com/), or submit a request through the [Contact Us](https://www.pingcap.com/contact-us) form on the website.
-
 > **Tip:**
 >
 > - Logical imports are best suited for relatively small SQL or CSV files. For faster, parallel imports from cloud storage or to process multiple files from [Dumpling](https://docs.pingcap.com/tidb/stable/dumpling-overview) exports, see [Import CSV Files from Cloud Storage into {{{ .premium }}}](/tidb-cloud/premium/import-csv-files-premium.md).

tidb-cloud/premium/migrate-from-op-tidb-premium.md

@@ -7,12 +7,6 @@ summary: Learn how to migrate data from TiDB Self-Managed to {{{ .premium }}}.
 
 This document describes how to migrate data from your TiDB Self-Managed clusters to {{{ .premium }}} (on AWS) instances using Dumpling and TiCDC.
 
-> **Warning:**
->
-> {{{ .premium }}} is currently available in **private preview** in select AWS regions.
->
-> If Premium is not yet enabled for your organization, or if you need access in another cloud provider or region, click **Support** in the lower-left corner of the [TiDB Cloud console](https://tidbcloud.com/), or submit a request through the [Contact Us](https://www.pingcap.com/contact-us) form on the website.
-
 The overall procedure is as follows:
 
 1. Build the environment and prepare the tools.

tidb-cloud/premium/tidb-cloud-billing-ticdc-ccu.md

@@ -38,7 +38,7 @@ The following table lists the specifications and corresponding replication perfo
 
 ### Price
 
-Currently, {{{ .premium }}} is in private preview. You can [contact our sales](https://www.pingcap.com/contact-us/) for pricing details.
+Currently, {{{ .premium }}} is in public preview. For more information, see [{{{ .premium }}} Pricing Details](https://www.pingcap.com/tidb-cloud-premium-pricing-details/).
 
 ## Private Data Link cost