Algorithm Filing

Algorithm filing is a mandatory registration system for internet information services led by the Cyberspace Administration. Without filing, products may be taken offline or face compliance penalties.

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Algorithm filing categories

Personalized recommendations

Recommend the most relevant content or products based on user interests, behavior, and preferences to improve experience, satisfaction, retention, and conversion. Common in e-commerce, social networks, and media platforms.

Ranking and selection

Sort and filter large volumes of content or data so the most important and relevant information appears first. Often used in search engines, news platforms, and social media.

Retrieval and filtering

Filter massive datasets to match specific conditions and improve search accuracy and efficiency. Common examples include keyword search, spam filtering, and e-commerce product search.

Scheduling and decision-making

Optimize decision-making and resource scheduling in complex environments to improve efficiency and reduce cost. Typical use cases include logistics, traffic management, and manufacturing.

Generation and synthesis

Generate and synthesize content across images, audio, and text, such as image generation and restoration, speech synthesis, natural language generation, and music creation.

Algorithm filing process

Account registration

The filing entity registers a platform account and submits the company’s basic information.

Entity information submission

The filing entity submits a description of its algorithm security system, provides supporting policy documents, and files the report on the implementation of algorithm security responsibilities.

Entity information review

Review typically completes within about 20 business days, though timing may vary based on document completeness, region, and policy.

Algorithm information submission

The service provider or technical supporter submits the algorithm’s basic and detailed attributes, selects the filing type and application field, and completes the required self-assessment and disclosure materials.

Algorithm information review

Review typically completes within about 20 business days, though timing may vary based on document completeness, region, and policy.

Public disclosure

After all reviews are approved, the result can be checked on the national CAC platform.

Customer reviews

Your feedback drives us to keep improving the service

Mr. Li
I was very satisfied with the filing service. Every step was clearly explained, so the whole process felt stress-free. The team stayed proactive and helped resolve issues quickly whenever they came up.
Ms. Wang
The team was highly professional, answered questions quickly, and kept the process smooth. Their detailed guidance helped us avoid potential risks, and I would strongly recommend this level of service.
Mr. Zhang
The process guidance was very clear. I was worried at first, but the team made everything move forward smoothly. They were professional, detail-oriented, and consistently responsible.
Ms. Chen
The service standard was excellent. The team was professional, friendly, and patient throughout the process. Whether on technical details or policy interpretation, their advice was thoughtful and practical.
Mr. Liu
I was especially impressed by their case experience. It gave me confidence at every decision point, and every step was organized carefully. This was first-class service.
Ms. Zhao
The service was very considerate, and every question received a detailed answer. Even as a first-time filer, I could follow the process easily. The team’s professionalism made them easy to trust.
Mr. Sun
Their filing service was excellent. The team combined strong expertise with rich practical experience, and they provided useful guidance throughout the entire process.
Ms. Zhou
The service flow was very clear, and the team provided a lot of valuable advice. They also planned ahead and sent reminders at key milestones, which helped us complete the filing smoothly.
Mr. Wu
I really appreciated the team’s help. The process was easy to understand, the service was attentive, and they addressed many of our concerns with tailored solutions.
Mr. Zheng
The team’s professionalism and case experience stood out immediately. They not only helped us complete the filing but also shared practical recommendations for later maintenance and optimization.