# Privacy Policy

## Introduction

弧塔科技 (English name: ArcTower, referred to below as "we", "ArcTower" or "the Company") understands the importance of your personal information and will make every effort to keep it safe and secure. To maintain your trust, we protect your personal information in accordance with principles including alignment of rights and responsibilities, clear purposes, choice and consent, minimum necessity, security, individual participation, openness and transparency.

This Privacy Policy applies to all services provided by ArcTower, including, but not limited to, our websites, community platforms and software products.

## 1. Information We Collect

### 1.1 Information You Provide

When you register an account or use our services, we collect information that you provide voluntarily:

**Registration information**:
- Email address, for account verification and important notifications.
- Mobile phone number, for account security verification.
- Username, for identification.
- Password, stored in encrypted form.

### 1.2 Information Collected Automatically

To provide a better service experience, we automatically collect the following information:

**Technical information**:
- IP address, for determining location and protecting security.
- Browser fingerprint, for device identification and security verification.
- Device information, including device model, operating system version and similar details.

**Usage data**:
- Activity logs, recording your actions to optimize the services.
- Access records, including visit times, page views and similar details.
- Purchase records, where applicable, for order management and after-sales support.

### 1.3 How We Collect Information

We collect information:
- When you voluntarily register an account or fill in information.
- Automatically through website analytics tools and server logs.
- Through cookies and similar tracking technologies.

## 2. How We Use Your Information

### 2.1 Purposes of Use

We collect and use your personal information only for the following purposes:

**Account management**:
- Creating and managing your user account.
- Verifying your identity.
- Processing sign-in requests.
- Maintaining account security.

**Providing services**:
- Providing our websites, community platforms and software product services.
- Responding to customer service inquiries and technical support requests.
- Processing transactions and orders, where applicable.
- Sending service-related notices and important updates.

**Statistics and analysis**:
- Analyzing service usage and improving the user experience.
- Optimizing product features and making technical improvements.
- Compiling website traffic statistics and optimizing service performance.

**Security**:
- Detecting and preventing security threats and fraud.
- Maintaining the security of the platform and user data.
- Complying with laws and regulations.

### 2.2 Legal Bases for Processing

We process your personal information on the following legal bases:
- **Performance of a contract**: Processing necessary to provide services to you.
- **Legitimate interests**: Improving service quality and maintaining security.
- **Your consent**: Processing with your explicit consent.
- **Legal obligations**: Compliance with applicable laws and regulations.

## 3. Sharing, Transfer and Public Disclosure

### 3.1 Sharing Principles

**We undertake not to sell, rent or otherwise trade your personal information with third parties.** We strictly limit access to your personal information and may share it only in the following circumstances:

- With your explicit consent.
- As required by applicable laws, regulations or legal proceedings.
- To protect our lawful rights and interests within the limits prescribed by law.
- In an emergency, to protect the personal safety and property of other users or the public.

### 3.2 Storage in China

Your personal information will be stored on servers within the People's Republic of China. We use cloud platform providers that meet national standards to ensure data security.

## 4. How We Protect Your Information

### 4.1 Security Measures

We take the security of your personal information seriously and use industry-standard safeguards to protect it:

**Technical measures**:
- Encrypting stored sensitive information, such as passwords.
- Using HTTPS to secure data transmission.
- Deploying firewalls and intrusion detection systems.
- Regularly scanning for and remediating security vulnerabilities.

**Management measures**:
- Rigorous information security training for employees.
- Information access control procedures.
- Regular security audits and risk assessments.
- Data breach incident response plans.

### 4.2 Data Retention

We retain your personal information only for as long as necessary to achieve the purposes described in this Policy:

- **Account information**: Retained while you use our services.
- **Log information**: Generally retained for no more than 12 months.
- **Transaction records**: Retained as required by applicable laws and regulations.

**Account deletion**: If you choose to delete your account, we will delete all your personal information unless laws and regulations provide otherwise.

## 5. Your Rights

Under laws and regulations including the Personal Information Protection Law of the People's Republic of China, you have the following rights regarding your personal information:

### 5.1 Right to Be Informed and to Decide
- To understand how we process your personal information.
- To make decisions about personal information processing activities.

### 5.2 Right of Access and Copy
- To access the personal information about you that we process.
- To request a copy of your personal information when the applicable conditions are met.

### 5.3 Right to Correction and Supplementation
- To request correction of inaccurate personal information.
- To request supplementation of incomplete personal information.

### 5.4 Right to Deletion
You may request deletion of your personal information when:
- The purpose of processing has been achieved, cannot be achieved or no longer requires the information.
- We stop providing the products or services, or the retention period expires.
- You withdraw consent.
- We process your personal information unlawfully.

### 5.5 Right to Restrict Processing
In certain circumstances, you have the right to request that we restrict the processing of your personal information.

### 5.6 Exercising Your Rights
To exercise these rights, please contact us:
- Email: admin@axtrk.com.
- We will respond to your request within 15 business days.

**Note**: The feature for exporting your personal information is currently under development. If you need it, please contact us, and we will provide appropriate assistance based on the circumstances.

## 6. Cookies and Similar Technologies

### 6.1 Use of Cookies

Our websites use cookies and similar technologies to provide a better service experience:

**Essential cookies**:
- Maintaining your sign-in status.
- Remembering your basic preferences.
- Ensuring that website features function properly.

**Functional cookies**:
- Remembering your language and region settings.
- Saving your interface preferences.
- Providing personalized features.

**Analytics cookies**:
- Analyzing website traffic.
- Understanding user behavior patterns.
- Optimizing website performance and the user experience.

### 6.2 Managing Cookies

You can manage cookies through your browser settings:
- View and delete existing cookies.
- Block specific types of cookies.
- Configure notifications when cookies are received.

Please note that disabling certain cookies may prevent some website features from working properly.

## 7. Protection of Minors' Information

We take the protection of minors' personal information very seriously:

### 7.1 Special Protection
- We do not proactively collect personal information from children under the age of 14.
- If you are under 14, please use our services under the guidance of your guardian.
- If we discover that we have collected a child's personal information without prior verifiable parental or guardian consent, we will delete the relevant data as soon as possible.

### 7.2 Rights of Guardians
If you are a child's parent or guardian and have questions about the personal information of the child in your care, please contact us using the contact details provided in this Policy.

## 8. International Transfers

### 8.1 Storage in China
Your personal information is primarily stored within the People's Republic of China.

### 8.2 Access from Outside China
Although we currently operate primarily in China, our services may include multilingual support (i18n) and may be indexed by overseas search engines. If you access our services from outside China, please be aware that your information may be transferred to China for processing and storage.

If we transfer your personal information outside China in the future, we undertake to comply strictly with laws and regulations, take the necessary security measures and obtain your consent in advance.

## 9. Changes to This Privacy Policy

### 9.1 Update Notices
We may update this Privacy Policy from time to time. When we make significant changes, we will:
- Publish an update notice in a prominent location on the website.
- Notify you through system notifications or email, where applicable.
- Give you at least 30 days' notice before the new Privacy Policy takes effect.

### 9.2 Continued Use
If you continue using our services after the Privacy Policy changes, you indicate your acceptance of the revised Privacy Policy.

## 10. Governing Law and Dispute Resolution

### 10.1 Governing Law
The interpretation of this Privacy Policy and the resolution of disputes are governed by the laws and regulations of mainland China.

### 10.2 Compliance Statement
We strictly comply with relevant laws and regulations, including the Personal Information Protection Law, Cybersecurity Law and Data Security Law of the People's Republic of China.

## 11. Contact Us

If you have questions, comments or suggestions about this Privacy Policy, or wish to exercise your rights, please contact us:

**弧塔科技 (ArcTower)**
- Email: admin@axtrk.com.
- Company name: 弧塔科技 (ArcTower).
- We undertake to respond within 15 business days of receiving your feedback.

We have a dedicated personal information protection team that will carefully handle every inquiry and complaint.

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**Last updated: August 25, 2025**

*If a version of this Privacy Policy in another language conflicts with the Chinese version, the Chinese version prevails.*