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Cloud Object Storage
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    Release Notes

    Last updated: 2024-12-16 15:24:17
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      May 2024

      Update Name
      Update Description
      Release Time
      Related Documents
      Change of service suspension policy for overdue pay-as-you-go (postpaid) payment
      The service suspension policy for overdue pay-as-you-go (postpaid) payment of COS is changed. After your account is overdue, the default data retention period in COS is adjusted from 120 days to 15 days.
      2024-05-15

      

      February 2024

      Update Name
      Update Description
      Release Time
      Related Documents
      Resource packs supported
      COS supports six types of resource packs, including STANDARD storage package, STANDARD_IA storage package, STANDARD request package, STANDARD_IA request package, Public network downstream traffic package, and Global acceleration traffic package.
      2024-02-20

      January 2024

      Update Name
      Update Description
      Release Time
      Related Documents
      Storage capacity price reduction
      The published prices for the following storage capacities of COS will be adjusted: STANDARD, MAZ_STANDARD, STANDARD_IA, MAZ_STANDARD_IA, ARCHIVE, INTELLIGENT_TIERING.
      January 15, 2024
      

      November 2023

      Update Name
      Update Description
      Release Time
      Related Documents
      Select feature unit price reduction
      The published prices in COS Management Features - Select Feature have been adjusted. For the public cloud in the Frankfurt region, the Select feature (including STANDARD Select feature, STANDARD_IA Select feature, MAZ_STANDARD Select feature, and MAZ_STANDARD_IA Select feature) is now priced at 0.00225 USD/GB.
      November 15, 2023

      

      January 2023

      Update
      Description
      Release Date
      Documentation
      Launched global acceleration domain for private access
      With global acceleration domain for private access, you can quickly enable cross-region access to COS over a private network.
      2023-01-13
      

      December 2022

      Update
      Description
      Release Date
      Documentation
      Launched the image coloring feature
      Accurately restores the color of complex scenes, thereby quickly restoring old photos.
      2022-12-12
      Image Coloring
      Launched the smart image cropping feature
      Intelligently analyzes the entity in an image and crops the image to adapt to different size requirements of PCs, mobile phones, and TV screens.
      2022-12-12
      Smart Image Cropping
      Launched the image enhancement feature
      Intelligently analyzes low quality photos containing many blurs and noises, and enhances definition to beautify the photos.
      2022-12-12
      Image Enhancement
      Launched the video keying feature
      Identifies the human body in a video, performs high-precision segmentation on the human figure, and returns the result video of the human body region.
      2022-12-12
      Video Keying
      

      November 2022

      Update
      Description
      Release Date
      Documentation
      Launched the file processing feature
      New file processing APIs are launched, including file hash calculation, file decompression, and multi-file zipping and merging.
      2022-11-21
      File Processing Overview
      

      October 2022

      Update
      Description
      Release Date
      Documentation
      Launched billing by bucket and cost allocation by tag features
      COS supports billing by bucket and cost allocation by tag, which are currently made available through an allowlist and will be fully available starting from December 1, 2022. You can view the usage and costs of billable items for each bucket through bills by instance (L2) or bill details (L3). You can also view costs by bucket by setting cost allocation tags.
      2022-10-28
      Supported automatic backup of live streams to buckets in live stream moderation
      The live stream dumping feature is added, thereby meeting live stream retention and backup requirements.
      2022-10-28
      Supported fast speech recognition
      On the basis of the existing speech recognition jobs, the fast speech recognition configuration is added to support higher recognition efficiency.
      2022-10-20
      Speech Recognition
      

      September 2022

      Update
      Description
      Release Date
      Documentation
      Supported creation of batch data processing jobs
      You can create batch data processing jobs based on existing data workflows and jobs. You can specify a file list or an inventory file to perform audio/video transcoding jobs and other jobs in batches.
      2022-09-06
      Supported adaptive bitrates in audio/video transcoding
      You do not need to care about video encoding parameters. COS will automatically get better encoding quality at a smaller bitrate.
      2022-09-06
      Submitting Audio/Video Transcoding Job
      Supported TDMQ/CMQ message queues in workflow callback
      Data workflow callback configuration supports TDMQ/CMQ message queues.
      2022-09-06
      Supported accelerated video transcoding
      In audio/video transcoding jobs, the accelerated transcoding capability is added, which is applicable to media scenes with long duration, large files, and high transcoding timeliness requirements and production of ultra HD videos with large data volume. The accelerated transcoding can deliver up to 30 times faster transcoding.
      2022-09-06
      Submitting Audio/Video Transcoding Job
      Changed from monthly settlement to daily settlement
      Starting from July 1, 2022, COS storage usage, request, and data retrieval fees were changed from monthly settlement to daily settlement for accounts in batches. The daily settlement mode was fully launched on September 1, 2022.
      2022-09-01
      

      August 2022

      Update
      Description
      Release Date
      Documentation
      Launched the image repair feature
      Recognizes the entity in a specified area in the image to be repaired, and fills in the image texture similar to the surrounding area. It is suitable for commercial photography post-production, social entertainment content production, and other scenarios.
      August 15, 2022
      Image Repair
      Launched the image matting feature
      Recognizes the product entity in an image and removes background information to obtain a product material with a transparent background. It is suitable for intelligent generation of e-commerce posters, personalized product recommendation, and other features.
      August 15, 2022
      Image Matting
      Launched the logo recognition feature
      Recognizes the e-commerce logo in an image, and returns the name, coordinates, and confidence score of the logo in the image
      August 15, 2022
      Logo Recognition
      

      July 2022

      Update
      Description
      Release Date
      Documentation
      Launched the text to speech feature
      You can convert text to natural-sounding and smooth speeches in a variety of voices.
      2022-07-01
      Launched the video quality scoring feature
      You can perform no-reference image quality assessment (NR-IQA) on videos.
      2022-07-01
      Video quality scoring
      

      June 2022

      Update
      Description
      Release Date
      Documentation
      Launched the custom risk library feature for content moderation
      You can customize a risk library to specify the content to be blocked as needed.
      2022-06-30
      Setting a Custom Risk Library
      Launched the live stream moderation feature
      You can moderate live streams to detect non-compliant content, including pornographic, advertising, and illegal content.
      2022-06-30
      Live broadcast review
      Launched the audio noise cancellation feature
      You can remove noise from audios/videos.
      2022-06-30
      Audio noise cancellation
      Updated the video tagging feature
      The system can recognize tags such as scene, object, and person and return the time and coordinates.
      2022-06-30
      Video tagging
      Launched the abnormal image detection feature
      The system can recognize abnormal images, such as images with TS video streams, to prevent hotlinking.
      2022-06-17
      Submit a ticket for consultation.
      

      May 2022

      Update
      Description
      Release Date
      Documentation
      Launched the moderation result reporting feature
      You can report moderation results that are not as expected.
      2022-05-25
      
      
      Optimized the document preview feature
      The document-to-HTML conversion feature allows you to pass in parameters through JSON to the download link to directly adjust the advanced page settings. The printing prevention feature is added.
      2022-05-15
      

      April 2022

      Update
      Description
      Release Date
      Documentation
      Launched cross-region replication traffic packs
      Cross-region replication traffic packs can be used to deduct fees for cross-region replication traffic.
      2022-04-28
      
      Launched DEEP ARCHIVE in Singapore region
      Objects can be uploaded to DEEP ARCHIVE in Singapore region.
      2022-04-25
      Supported policy-level data for content moderation
      The system can display the data such as moderation details and statistics by moderation policy.
      2022-04-21
      
      
      Moderation Details
      Supported the multi-AZ feature in Shanghai region
      When creating buckets in Shanghai region, you can enable the multi-AZ feature to implement intra-region disaster recovery.
      2022-04-08
      

      March 2022

      Update
      Description
      Release Date
      Documentation
      Supported association of custom service fields in content moderation
      You can associate service fields such as user nickname, IP address, and room number with moderation. If service fields are carried when moderation is initiated, these fields will be returned in the moderation result for subsequent handling.
      2022-03-25
      Content Moderation Overview
      Launched smart toolbox
      Smart toolbox is an easy-to-use data processing tool integrating both COS and CI features, including image compression, video transcoding, document preview, and AI-enabled content recognition.
      2022-03-21
      Launched the COS log analysis feature
      The log analysis feature can aggregate and analyze log files generated in the specified time period to extract key metric values for display.
      2022-03-21
      Launched common feature templates for custom functions
      You can use the custom function processing feature of SCF and data processing workflow together to write core code logic in order to flexibly implement your business needs while reducing your development costs.
      2022-03-21
      Started the beta test of the video digital (blind) watermark feature
      The digital watermark technology hides images and text in the video as watermarks without compromising the video integrity and watch experience.
      2022-03-09
      Supported triggering of inventory directories in workflows
      Workflows support triggering and execution of inventory files in an existing entire directory.
      2022-03-09
      

      February 2022

      Update
      Description
      Release Date
      Documentation
      Launched the media processing feature in Frankfurt region
      The media processing feature is launched in Frankfurt region (eu-frankfurt).
      2022-02-17
      Launched the H.265 video transcoding feature
      H.265 is a more advanced video codec than H.264. It makes videos smaller to save access bandwidth.
      2022-02-17
      Launched the TESHD transcoding feature
      The TESHD transcoding feature improves the subjective image quality of a video at a lower bitrate. It makes videos smaller and clearer.
      2022-02-17
      

      October 2021

      Update
      Description
      Release Date
      Documentation
      Supported the blind watermarking feature in all regions
      The blind watermarking feature is newly available in all regions outside the Chinese Mainland. It is available in all public cloud regions.
      2021-10-21
      Launched the media processing - audio/video segmentation feature
      The audio/video segmentation feature can divide an audio or video into several segments of the specified duration. It allows you to change the container format of the audio or video segments during segmentation.
      2021-10-14
      Launched the media processing - super resolution feature
      The super resolution feature reconstructs the details and local features of a video by recognizing its content and contour so as to generate a high-resolution video image through a series of low-resolution video images. It can be used in combination with video enhancement to remaster old videos.
      2021-10-14
      

      September 2021

      Update
      Description
      Release Date
      Documentation
      Reduced the unit price of object tags
      The published prices of COS are adjusted. The public cloud prices for regions in and outside the Chinese mainland are reduced to 0.00025817 USD/10,000 tags/day and 0.0003098 USD/10,000 tags/day, respectively.
      2021-09-30
      Reduced the unit price of DEEP ARCHIVE read/write requests
      The published prices of COS are adjusted. The public cloud prices for all regions are reduced to 0.07 USD/10,000 requests.
      2021-09-30
      

      August 2021

      Update
      Description
      Release Date
      Documentation
      Launched the file preview/edit features
      You can quickly preview files in buckets and edit text files in the console.
      2021-08-05
      Launched the folder sharing feature
      You can generate a folder's URL and password and set the URL validity period in the console.
      2021-08-05
      Launched the media processing - video enhancement feature
      Media processing provides a series of features, including details enhancement, color enhancement, and SDR to HDR conversion, to enhance the video image quality for better visual effect.
      2021-08-03
      Launched the media processing - custom function processing feature
      If the existing services or features of media processing cannot meet your needs, you can use the custom function processing feature of SCF to write core code logic in order to flexibly implement your business needs while reducing your development costs.
      2021-08-03
      Launched the media processing - video encryption feature
      The HLS standard encryption capability is added to ensure the security of your video data.
      2021-08-03
      How to Prevent Video Disclosure via HLS Encryption
      

      July 2021

      Update
      Description
      Release Date
      Documentation
      Launched the custom risk library feature for content moderation
      You can use custom risk libraries to manage files that need to block or pass. Based on different uses, the custom risk libraries are classified into black libraries (illegal files) and white libraries (normal files).
      2021-07-16
      Setting a Custom Risk Library
      Launched DEEP ARCHIVE in Chongqing region
      Objects can be uploaded to DEEP ARCHIVE in Chongqing region.
      2021-07-07
      

      June 2021

      Update
      Description
      Release Date
      Documentation
      Launched the media processing - TESHD transcoding feature
      TESHD transcoding makes videos smaller and clearer. It delivers a better visual experience with guaranteed low network resource usage.
      June 26, 2021
      Launched the media processing - HDR-to-SDR feature
      HDR-to-SDR converts the dynamic range of videos in the cloud. It makes the image details of the output video as close as possible to those of the original video.
      June 26, 2021
      Launched the media processing - video montage feature
      This feature recognizes and aggregates the video content, postures, and scenes to quickly clip them professionally.
      June 26, 2021
      Launched the media processing - voice/sound separation feature
      This feature separates the voice from the background sound in a video material to generate a new independent audio file. Then, you can apply artistic processing of other styles to the material.
      June 26, 2021
      Launched the media processing - HLS adaptive compression feature
      Adaptive multi-bitrate video files can be generated quickly for different video players, browsers, and distribution platforms.
      June 26, 2021
      

      May 2021

      Update
      Description
      Release Date
      Documentation
      Launched Diagnostic Tool
      A web tool for troubleshooting error requests
      2021-05-27
      Launched CDN Log Backup
      An SCF-based feature that helps users save CDN logs to COS to monitor and analyze access behaviors, service quality, and more.
      2021-05-24
      Launched TDMQ Message Backup
      An SCF-based feature that helps users save TDMQ messages to COS to facilitate data analysis and downloads.
      2021-05-24
      

      April 2021

      Update
      Description
      Release Date
      Documentation
      Launched DEEP ARCHIVE in Tokyo region
      Objects can be uploaded to DEEP ARCHIVE in Tokyo region.
      2021-04-29
      Launched the text moderation feature
      The text moderation feature can check text content for pornographic, non-compliant, illegal, advertising, and abusive information.
      2021-04-06
      Setting Text Moderation
      Supported full moderation for existing data
      You can create a full moderation job to batch moderate existing image, video, audio, and text files in a bucket at a time.
      2021-04-06
      Setting a Full Moderation Job
      Launched Log Cleansing
      An SCF-based feature for log processing. If you upload logs or enable Logging, the cloud function preset by COS will be triggered, which cleanses logs using the SQL expression you set in the function.
      2021-04-02
      Launched CKafka Message Backup
      An SCF-based feature that helps users save CKafka messages to COS to facilitate data analysis and downloads.
      2021-04-02
      

      March 2021

      Update
      Description
      Release Date
      Documentation
      Launched the data workflow feature
      Data workflow is a new data processing service launched by COS. It offers two features: workflow and job, which can perform media processing on new and existing data, such as audio/video transcoding, video frame capturing, video conversion to animated images, intelligent thumbnail, and audio/video splicing.
      2021-03-20
      Launched DEEP ARCHIVE in Nanjing region
      Objects can be uploaded to DEEP ARCHIVE in Nanjing region.
      2021-03-01
      

      February 2021

      Update
      Description
      Release Date
      Documentation
      Launched Cloud Database Backup
      An SCF-based feature that helps save TencentDB backups to COS to avoid data loss or corruption.
      2021-02-02
      

      January 2021

      Update
      Description
      Release Date
      Documentation
      Image processing supported all public cloud regions
      Image processing adds support for public cloud regions outside the Chinese Mainland. In other words, image processing is now available for COS public cloud regions.
      2021-01-20
      
      
      
      
      

      December 2020

      Update
      Description
      Release Date
      Documentation
      Launched Origin-Pull Disaster Recovery
      Configuring a backup origin server for COS origin-pull is now supported. In this way, if the origin-pull fails, you can quickly switch to the backup origin-pull address to ensure business smoothness.
      2020-12-28
      Launched the sync origin-pull feature
      If sync origin-pull is enabled, COS will directly pull data from the origin server and return the data to the client without returning the 3xx redirection status code.
      2020-12-17
      Upgraded the COS Batch Operation feature
      1. Supports copying, adding, and modifying the object tag and metadata during batch copy.2. Optimizes the backend processing logic. Resources are dynamically allocated according to the file quantity, improving the processing efficiency by 50%.
      2020-12-09
      

      November 2020

      Update
      Description
      Release Date
      Documentation
      Released COSDistCp
      COSDistCp is a MapReduce-based distributed file copy tool mainly used for data copy between HDFS and COS.
      2020-11-27
      Launched INTELLIGENT TIERING
      The INTELLIGENT TIERING storage class provides a hot/cold data tiering mechanism. It can automatically switch the hot and cold tiers of your data according to the data access mode, thereby reducing your storage costs.
      2020-11-12
      

      October 2020

      Update
      Description
      Release Date
      Documentation
      Launched the image advanced compression and audio moderation features
      1. The image advanced compression feature allows you to easily convert images into formats that provide a high compression ratio, such as TPG and HEIF. This effectively reduces the transmission time, loading time, and the cost of bandwidth and traffic.2. The audio moderation feature can check audio content for pornographic, illegal, and advertising information.
      2020-10-16
      
      
      Content Moderation Overview
      Launched the media processing feature
      The media processing feature can perform four processing operations on video files in buckets: file transcoding, video frame capturing, video conversion to animated images, and intelligent thumbnail.
      2020-10-15
      

      September 2020

      Update
      Description
      Release Date
      Documentation
      Iterated the lifecycle feature and launched the bucket overview page
      1. The lifecycle feature supports transitioning the historical versions of files to other storage classes. For buckets with multi-AZ configuration enabled, data can be transitioned to MAZ_STANDARD_IA through lifecycle. 2. The COS console provides a global overview of individual buckets, allowing you to view the usage, basic bucket information, and feature and alarm configurations.
      2020-09-28
      
      Launched DEEP ARCHIVE
      The DEEP ARCHIVE storage class provided by COS enables you to archive massive amounts of data for a long time. It offers high cost-effectiveness comparable to that of tape storage to reduce your long-term storage costs.
      2020-09-16
      

      August 2020

      Update
      Description
      Release Date
      Documentation
      Launched the speech recognition feature
      Speech recognition is based on CI. Once enabled, it recognizes recording files in buckets and asynchronously returns recognized text.
      2020-08-28
      Speech Recognition Overview
      Iterated the origin-pull and lifecycle features
      1. You can set the specific path to redirect to after an origin-pull rule is triggered, configure multiple origin-pull rules, and modify priorities.2. Lifecycle rules can be applied to specified object tags.
      2020-08-05
      
      
      

      July 2020

      Update
      Description
      Release Date
      Documentation
      Launched the video moderation feature
      Based on Tencent Cloud Infinite, the video moderation service can moderate video files.
      2020-07-23
      Content Moderation Overview
      Launched the MAZ_STANDARD_IA class and the document preview feature
      1. COS launched a new storage class MAZ_STANDARD_IA. 2. Based on Tencent Cloud Infinite, the document preview service allows you to preview document files in buckets online without download.
      2020-07-03
      
      
      
      Launched the CDN cache purge feature
      CDN cache purge is a data purge feature provided by COS based on the SCF service. It can automatically purge the data cached on CDN edge servers.
      2020-07-01
      

      June 2020

      Update
      Description
      Release Date
      Documentation
      Launched the image moderation feature
      Based on Tencent Cloud Infinite, the image moderation service can scan image files stored in COS for pornographic, illegal, and advertising information.
      2020-06-23
      Content Moderation Overview
      

      March 2020

      Update
      Description
      Release Date
      Documentation
      Launched the features of object tagging and file decompressionRedesigned the console
      1. The overview page on the console has been redesigned, allowing you to access Cloud Monitor alarm settings, service release notes, and associated services.2. The file decompression feature is available.3. The object tagging feature is available, enabling you to group and manage objects stored in COS using tags.4. The bucket list now supports sorting, filter by region, and export.
      2020-03-30
      
      
      
      
      Launched the image processing feature
      COS is integrated with Cloud Infinite media solutions to offer various features such as image processing, moderation, and recognition. You can process media data through the COS upload and processing APIs.
      2020-03-13
      Launched the global acceleration feature
      Tencent Cloud COS now offers global acceleration so that end users around the globe can quickly access your bucket, giving you a better business experience with higher business access success rate and business stability.
      2020-03-10
      

      February 2020

      Update
      Description
      Release Date
      Documentation
      Launched MAZ_STANDARD
      Tencent Cloud Object Storage launches a multi-AZ storage architecture, which provides data center-level disaster recovery for user data.
      2020-02-25
      
      
      

      December 2019

      Update
      Description
      Release Date
      Documentation
      Added support for the Nanjing (China) region
      COS is available in the new Nanjing (China) Region (ap-nanjing).
      2019-12-19
      Launched the bucket encryption feature
      By setting bucket encryption, you can now encrypt all newly objects uploaded to a bucket with the specified server-side encryption method by default.
      2019-12-16
      

      October 2019

      Update
      Description
      Release Date
      Documentation
      Launched the batch operation feature
      The batch operation feature allows you to perform a specified operation on a specified list of objects in a bucket.
      2019-10-22
      Launched the COS Select feature
      The COS Select feature uses Structured Query Language (SQL) statements to filter the objects stored in COS so as to extract a specific object and get the desired data.
      2019-10-09
      

      August 2019

      Update
      Description
      Release Date
      Documentation
      Launched the logging feature
      The logging feature records access details of the specified source bucket, and store them as log files in the specified destination bucket for better bucket management.
      2019-08-29
      

      June 2019

      Update
      Description
      Release Date
      Documentation
      Launched the versioning feature
      By enabling versioning, you can store multiple versions of an object in a bucket.
      2019-06-20
      Launched Cross-Bucket Replication
      After a cross-bucket replication rule is configured, incremental objects can be automatically replicated asynchronously from and to buckets across different regions.
      2019-06-20
      Added support for custom endpoints
      You can associate a custom domain name to the current bucket, and access the objects in the bucket via the custom domain name.
      2019-06-10
      Launched the inventory feature
      Inventory is a feature that helps you manage objects in a bucket and can gradually replace the List API operation in COS.
      2019-06-03
      

      May 2019

      Update
      Description
      Release Date
      Documentation
      Launched the bucket tagging feature
      A tag can be used as an identifier for easier bucket grouping and management.
      2019-05-10
      

      April 2019

      Update
      Description
      Release Date
      Documentation
      Launched the feature of direct upload to COS archive
      You can now upload objects directly into COS ARCHIVE storage class.
      2019-04-26
      

      November 2018

      Update
      Description
      Release Date
      Documentation
      Canceled forced pop-up download prompt for the default domain name in regions outside the Chinese mainland
      For regions outside the Chinese mainland, COS now allows users to directly use a domain name provided by Tencent Cloud to open a recognizable object in their browser and no longer requires binding a custom domain name.
      2018-11
      -
      

      October 2018

      Update
      Description
      Release Date
      Documentation
      Added support for managing access permissions through policies and ACLs
      Users are now able to manage access permissions through policies and ACLs. You can specify who can perform the operation, what operation can be performed, and under what conditions. This helps meet permission management needs in multiple dimensions, both at the team-level and resource-level.
      2018-10
      -
      

      August 2018

      Update
      Description
      Release Date
      Documentation
      Added support for the Tokyo (Japan) region
      COS is available in the new Tokyo (Japan) Region (ap-tokyo).
      2018-08
      Provided new COS console in Beta
      
      Supported more regionsThe new console uses new APIs and supports more regions.
      Added featuresThe new console supports new features such as lifecycle management.Note:1. Documents that describe COS features and examples will be updated as per the new console.2. Subsequently, new features will only be launched in the new console and will no longer be available in the old console.
      2018-08
      

      June 2018

      Update
      Description
      Release Date
      Documentation
      Released the COS plugin for Hadoop to support big data scenarios
      The COS plugin for Hadoop is officially released and can be directly imported into the Hadoop environment. After modifying the `core-site.xml` configuration file, you can directly access data stored in COS over the `cosn://` protocol.
      2018-06
      Added support for binding a private bucket to CDN for access
      COS supports access through CDN. In addition to public buckets, you can now also bind private buckets to CDN for access. In addition, after CDN security authentication is enabled, your data will be protected in the CDN edge cache while enjoying global CDN acceleration.
      2018-06
      -
      

      May 2018

      Update
      Description
      Release Date
      Documentation
      Added support for the Bangkok regions
      COS is now available in more new regions around the globe, including Bangkok (ap-bangkok) regions.
      2018-05
      

      April 2018

      Update
      Description
      Release Date
      Documentation
      Added support for request creation with PATH
      In addition to supporting virtual hosted domain names, COS now also supports access through domain name paths. A request to a regional root node `cos.[region].myqcloud.com` will return the bucket and object information of the region. This is compatible with AWS S3 access methods and AWS Authentication V4 signatures. After configuring the corresponding keys and nodes, you can directly access COS by using various S3 code and tools.
      2018-04
      -
      Added support for the Silicon Valley, Virginia (Ashburn), Seoul, and Mumbai regions
      COS is now available in the Silicon Valley (na-siliconvalley), Virginia (Ashburn, na-ashburn), Seoul (ap-seoul), and Mumbai (ap-mumbai) regions.
      2018-04
      

      December 2017

      Update
      Description
      Release Date
      Documentation
      Added support for daily billing of COS traffic
      To keep you updated on traffic usage and fees, the billing period for COS traffic is changed from monthly to daily, while other billable items are still billed monthly.
      2017-12-15
      

      September 2017

      Update
      Description
      Release Date
      Documentation
      Added support for COS in more regions around the globe
      COS is now available in the Chengdu, Hong Kong (China), Singapore, and Frankfurt regions, providing global users with the ability to store and access data nearby. The public network traffic prices in the Chinese mainland are reduced.
      2017-09
      
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