Last Updated: May 20, 2025
We fully recognize the importance of your personal information and are committed to protecting your privacy in accordance with applicable laws and industry best practices. This Privacy Policy aims to clearly explain how we collect, use, share, and protect your personal information during the provision of our services.
Please read this policy carefully before using our products and services and ensure that you fully understand its contents. Once you begin using our services, it will be deemed that you have thoroughly understood and agreed to all terms of this policy. We reserve the right to revise this policy in a timely manner based on business developments or legal and regulatory requirements. The updated version will be marked by the "Last Updated" date at the top of this document. You may refer to the latest version of this policy at any time on the [ChainThink official website or within the App settings page].
We explain the types and purposes of personal information collected during your registration, login, and use of our services;
We use your information within the scope of legality, legitimacy, and necessity;
You have the right to manage, modify, or delete your personal information, and you retain the right to be informed and in control;
We do not disclose or unlawfully share your information without legal justification or your explicit consent;
We adopt technical and managerial measures to ensure the security of your data.
In accordance with the Personal Information Protection Law and relevant national standards, ChainThink may collect the following types of information in the course of providing services:
To create and manage your account, we may collect:
Mobile phone number or email address (used for identity verification and account security);
Authorized account information from third-party platforms (e.g., WeChat, Apple ID) if you choose to log in via those methods.
You may voluntarily complete your profile with a nickname, avatar, and other basic information for purposes such as social interaction and comment display.
You may also bind multiple login methods such as phone, WeChat, Weibo, or Apple ID, and unlink them at any time via the "Account Settings" section.
We may collect the following information related to content usage to optimize user experience and personalize recommendations:
Reading history, saved articles, likes, and comments;
Search keywords (stored locally);
Followed authors or subscribed keywords.
We may collect:
Device model, operating system, and unique device identifiers (e.g., IMEI, OAID, IDFA);
Network status information (IP address, network type);
App usage logs (crash reports, error codes, access time, etc.);
System permission requests (e.g., push notifications, storage access, camera permissions, as detailed in our “Permission Usage Statement”).
We will not collect non-essential permissions or sensitive data such as contacts, clipboard content, call records, or microphone audio without your explicit authorization.
Your information may be used for the following purposes:
To provide core functions and services as requested by you;
For account security verification, customer support, and risk prevention;
To optimize content recommendations and user experience;
For transaction payment processing and after-sales support;
To comply with laws, regulations, or platform compliance obligations;
For statistical analysis, data modeling, and product iteration (with anonymization or de-identification applied);
With your authorization, for participation in interactive activities, personalized marketing, or push notifications.
If we intend to use your personal information for purposes not explicitly stated in this policy, we will request your express consent through a pop-up or interaction interface.
To improve service quality, enhance user experience, and ensure account security, ChainThink may utilize local storage or identification technologies such as Cookies, LocalStorage, Web Beacons, and SDKs during your use of the App or website (collectively referred to as “similar technologies”).
The primary purposes of using these technologies include:
Identity recognition: to help maintain login status and avoid repeated authentication;
Preference storage: such as language, font size, and browsing habits;
Product optimization: evaluating feature usage and user flow to enhance design and functionality;
Advertising and recommendation: delivering more accurate content or commercial promotions based on anonymized usage behavior.
These technologies typically collect device info, operating system, network type, access time, and click behavior—excluding any personally identifiable data.
Management and Control
In the App: You may disable certain data collection permissions via your device settings (e.g., turn off personalized advertising, limit background activity), which may impact functionality.
On the Website: You may manage cookies via your browser’s settings, including disabling personalization or clearing cached data.
Please note that disabling these technologies may affect the proper operation or smoothness of certain services.
We do not use data collected via cookies or similar technologies for any purposes other than those explicitly outlined in this policy.
We will not share your personal information with any third party without your explicit consent, except in the following circumstances:
With your explicit authorization and consent;
With our affiliates: only for specific, legitimate, necessary, and clearly defined purposes;
With partners: for services such as payments, logistics, and content recommendations, where necessary information may be provided to service providers;
Required by law or regulatory authorities: we may disclose necessary information as part of lawful proceedings or official requests.
We will require recipients to sign confidentiality agreements and implement security and management measures to protect your data.
We will not transfer your personal information to any company, organization, or individual, unless:
We have obtained your explicit consent in advance;
A merger, acquisition, or asset restructuring occurs that involves a change in responsibility for personal data.
We will only publicly disclose your personal information under the following conditions and with appropriate protective measures in place:
With your explicit consent;
When disclosure is legally required.
If you or others file a complaint involving suspected violations, we may need to provide limited personal information to relevant authorities or neutral third parties to resolve the issue. We will minimize the scope of disclosure and comply with the principle of data minimization.
We respect and safeguard your right to control your personal information. You may manage or revoke certain system permissions (such as location or notifications) through your device settings. Please note that revoking permissions may affect certain features.
To request access, correction, deletion, or a copy of your personal information, you may contact us through customer service. After verifying your identity, we will respond within 15 business days.
In the following exceptional cases, we may not be able to respond to your request:
Where it involves national security or public safety;
Where it relates to judicial proceedings or law enforcement;
Where laws explicitly require or authorize it;
Where fulfilling the request would harm the legitimate rights of others.
We store and process your personal information within the territory of the People’s Republic of China, unless otherwise provided by law or authorized by you separately. We retain your information only for the period necessary to fulfill the purpose of data processing. Once that period expires, your information will be deleted or anonymized.
We implement a range of technical and organizational security measures to protect your personal information from unauthorized access, misuse, or disclosure, including but not limited to:
HTTPS encrypted transmission;
Access control and minimal-privilege authorization for employees;
Security audits, vulnerability scanning, and system hardening;
Encrypted data transmission, storage, and backup.
In the event of a personal information security incident, we will promptly notify you, including details of the incident type, scope, remedial actions taken, and suggestions for mitigation. At the same time, we will report the incident to relevant regulatory authorities as required by law and cooperate in the response.
To enable specific functionalities and improve service quality, ChainThink’s App and website may integrate third-party software development kits (SDKs), plug-ins, or link-based services. These third-party services may, as necessary, collect certain device or behavioral information to ensure stable core functions or provide personalized services.
We will only integrate reviewed and approved third-party services and evaluate their legal compliance. Common third parties may include, but are not limited to:
Third-party login providers (e.g., WeChat, Apple ID);
Data analytics and statistics service providers;
Payment service gateways;
Content distribution and push notification platforms.
We will sign strict confidentiality agreements with these third parties and require them to minimize data collection and prohibit excessive use beyond the functional scope.
ChainThink places great importance on the privacy of underage users. If you are under the age of 18, we recommend reading this policy with a guardian and obtaining their explicit consent before using our services.
We do not intentionally collect personal information from minors for the purpose of identifying them. If we discover that a minor has submitted personal information without guardian consent, we will verify the case and take actions such as deleting or limiting the processing of the data.
For minors who have obtained guardian authorization, we will strictly protect their information in accordance with applicable laws and provide guardians with means to manage their children's information.
This Privacy Policy is an integral part of the ChainThink User Agreement and applies to all products and services we provide, including the App and website.
We reserve the right to revise this policy as needed based on business developments or legal and regulatory changes. Each updated version will be indicated by a change to the "Last Updated" date at the top of this document. You can access the latest version of this policy via the [ChainThink official website or App settings page].
By continuing to use our products or services, you are deemed to have accepted the revised Privacy Policy. If you disagree with the updated content, you should immediately stop using the services.
Specific services (e.g., membership subscriptions, third-party platform integrations) may include supplementary privacy statements. In case of conflict, those specific terms shall prevail.
If you have any questions, suggestions, or complaints regarding this Privacy Policy or personal data protection, you may contact us via:
Email：Charlie@auroralife.cn
WeChat: work.weixin.qq.com/ca/cawcde1c5106c43145
Telegram: t.me/Chainthink