Effective Date: [1/1/2026]

I. General Provisions

1. To protect the security and legitimate rights and interests of personal information of users (hereinafter referred to as "Users") of the official website of our company (hereinafter referred to as "the Website"), and to regulate the personal information processing activities of our company, these Policies are formulated in accordance with the Civil Code of the People's Republic of China, the Cybersecurity Law of the People's Republic of China, the Personal Information Protection Law of the People's Republic of China and other relevant laws and regulations, combined with the actual business situation of our company.

2. These Policies apply to all activities of our company in collecting, storing, using, processing, transmitting, providing, disclosing and deleting Users' personal information through the Website.

3. Our company is committed to creating a safe and trustworthy Website usage environment, adhering to the principles of legality, propriety, necessity and good faith. We only collect and use Users' personal information within the scope necessary to achieve the purposes stated in these Policies, and will not use personal information beyond the scope directly or reasonably related to the purposes for which the personal information is collected.

II. Scope of Application

1. These Policies apply to all Users who access, browse and use the Website, including but not limited to:

• Enterprise customers and government units intending to purchase our company's environmental protection equipment and water treatment artificial intelligence control systems;
• Cooperative partners and industry practitioners who pay attention to our company's technical dynamics and industry solutions;
• General visitors browsing the Website's information and recruitment information.

2. These Policies do not apply to third-party websites, third-party applications and other services jumped to through links on the Website. The privacy policies of third-party services are formulated and responsible for by their operating entities.

III. Collection and Use of Personal Information

(I) Types and Purposes of Collected Personal Information

1. Visitor Browsing Information (Non-registered Users)

• Automatically Collected Information: When Users access the Website, we will automatically collect information such as the User's IP address, browser type and version, operating system type, access time, visited pages, page stay time, and Website access source.
• Purpose of Collection: Used for Website traffic statistics, User behavior analysis, optimizing Website content display and performance, and improving User browsing experience.

2. User Registration and Account Information (Registered Users)

• Voluntarily Provided Information: When Users register an account on the Website, they need to provide information such as enterprise name/personal name, contact phone number, email address, and region; enterprise Users also need to provide information such as unified social credit code and enterprise address.
• Purpose of Collection: Used to complete account registration, identity verification, and provide Users with services such as product consultation, solution docking, and quotation application.

3. Business Consultation and Cooperation Information

• Voluntarily Provided Information: When Users submit information through functions such as "Online Consultation", "Message Board", and "Cooperation Application" on the Website, they may provide information such as specific demand description, project scale, budget range, and contact person and contact information.
• Purpose of Collection: Used for our company's business personnel to connect with Users' needs, provide product solutions and quotations, and follow up on cooperation progress.

4. Recruitment Information (Job Seekers)

• Voluntarily Provided Information: When Users submit resumes through the recruitment section of the Website, they need to provide information such as personal name, gender, age, education background, work experience, professional skills, contact information, and job intention.
• Purpose of Collection: Used for our company's recruitment screening, interview invitations and employment communication.

(II) Methods of Collecting Personal Information

1. Voluntary Submission by Users:

Users voluntarily provide personal information to our company by registering an account, filling in forms, sending messages, submitting resumes, etc.

2. Automatic Collection:

Automatically collect User access data through technical means such as Website server logs and Cookies.

IV. Use of Cookies and Similar Technologies

1. Cookies are small text files stored on Users' terminal devices, used to identify User browsers and record User preferences.

2. Purposes of Our Company's Use of Cookie Technology:

• Remember the User's login status (if the User is logged in) to avoid repeated logins;
• Count Website access data, analyze User behavior, and optimize Website content layout;
• Provide Users with a more personalized browsing experience.

3. Users can choose to accept, reject or delete Cookies through browser settings; if Cookies are rejected, some Website functions may not work properly.

V. Storage of Personal Information

1. Storage Location: The User's personal information collected by our company is stored within the territory of the People's Republic of China. It will only be transmitted overseas in accordance with legal provisions or with the explicit authorization of the User.

2. Storage Period: Our company will only store the User's personal information for the period necessary to achieve the purposes stated in these Policies:

• Browsing Information: Saved for [12] months from the date of collection, and automatically anonymized after the expiration;
• Registered Account and Business Consultation Information: Saved for [24] months during the existence of the User's account or after the cooperation needs are resolved, and deleted after the expiration;
• Job Application Resumes: Saved for [6] months from the date of submission, and deleted after the expiration.

3. After the storage period expires, our company will use technical means to delete the User's personal information or conduct anonymization processing to ensure that the User's identity cannot be identified.

VI. Sharing, Transfer and Public Disclosure of Personal Information

1. Sharing

• Our company will not share Users' personal information with any third-party companies, organizations or individuals, unless explicitly authorized by the Users or required by laws and regulations.
• To provide the products or services required by Users, our company may entrust third-party service providers to process personal information (such as server hosting, data statistical analysis). Third-party service providers can only process personal information within the authorized scope and must comply with relevant laws and regulations and confidentiality agreements.

2. Transfer

• Our company will not transfer Users' personal information to any third party, unless there is an enterprise change such as merger, acquisition or asset transfer, and the transferee must continue to perform the obligations of these Privacy Policies. Otherwise, our company will require the transferee to re-obtain User authorization.

3. Public Disclosure

• Our company will not publicly disclose Users' personal information, unless required by laws and regulations or with the explicit written consent of the Users. When making public disclosure, desensitization and other measures will be taken to protect the security of Users' personal information.

VII. Security Protection of Personal Information

1. Our company has established a sound information security management system and adopted technical protection measures that meet industry standards, including but not limited to data encryption, firewalls, and access permission control, to prevent Users' personal information from being leaked, tampered with or damaged.

2. Our company conducts strict permission management and confidentiality training for employees who have access to personal information, clarifies their information security responsibilities, and only authorizes relevant personnel to access personal information within the necessary scope.

3. Despite the adoption of the above protection measures, the Internet environment is uncertain, and our company cannot guarantee the absolute security of personal information. In the event of a personal information security incident, our company will immediately activate the emergency response plan, take remedial measures, and promptly inform the Users and relevant regulatory authorities in accordance with legal requirements.

VIII. Users' Rights

In accordance with relevant laws and regulations, Users have the following rights to their personal information:

1. Right to Know:

Have the right to consult and understand the collection, use and storage of their personal information by our company.

2. Right of Access:

Have the right to access personal information in their registered account, including account information, submitted consultation records, etc.

3. Right to Correction:

Have the right to request our company to correct and supplement personal information if it is found to be incorrect or incomplete.

4. Right to Deletion:

Have the right to request our company to delete their personal information in the following circumstances:

• The purpose of collecting and using personal information by our company has been achieved, cannot be achieved, or is no longer necessary to achieve the purpose;
• The User withdraws the consent and authorization;
• Our company collects and uses personal information in violation of laws, regulations or the agreement of these Policies.

5. Right to Withdraw Consent:

Users have the right to withdraw their consent and authorization for the processing of personal information. However, after withdrawing consent, our company may not be able to continue to provide relevant services.

To exercise the above rights, Users can communicate with our company's customer service personnel through the contact information provided in the "Contact Us" section of the Website. Our company will reply within [15] working days.

IX. Protection of Minors

1. The Website is mainly for enterprise customers and adult Users, and does not provide services for minors.

2. Our company has no intention of collecting personal information of minors. If it is found that minors have submitted personal information without the consent of their guardians, our company will immediately delete the relevant information.

X. Update and Notification of Policies

1. Our company reserves the right to update these Privacy Policies from time to time in accordance with changes in laws and regulations and business development needs.

2. After the update of the Policies, our company will publish the updated Privacy Policies in a prominent position on the homepage of the Website and mark the effective date. If the update of the Policies involves the core rights and interests of Users, our company will inform the Users through pop-up prompts, email notifications and other methods.

3. Users' continued use of the Website services shall be deemed as recognition and acceptance of the updated Privacy Policies.

XI. Contact Information

If Users have any questions, opinions or suggestions about these Privacy Policies, they can contact our company through the following methods:

• Company Name: Hongtai Huarui Technology Group Co., Ltd
• Contact Address: No. 603, Building 7, Area A, China Railway Industrial Park, No. 666, Fenghuang Avenue, Jinniu District, Chengdu City, Sichuan Province
• Contact Phone Number: +86 400-669-0860
• Email Address: hthrjt2017@gmail.com

Our company will reply to Users' inquiries or feedback within [15] working days.