Bosai Minerals Group Co., Ltd.

Privacy Statement of Chongqing Bosai Minerals Group Co., Ltd. Website

(Last updated on August 11, 2025)

Welcome to visit the official website, mobile applications, and related online service platforms (collectively referred to as "this website") operated by Bosai Mining (Group) Co., Ltd. and its affiliated companies (hereinafter referred to as "Bosai", "us", or "the company"). We deeply understand the importance of personal information to you and are committed to protecting your privacy and data security in accordance with current Chinese laws, regulations, and industry best practices. Please carefully read and fully understand this statement before using this website. Once you continue to access or use, it is deemed that you have read and agreed to all the contents of this statement.

1、 Scope of application

1.1 This statement applies to all products, services, and interactive scenarios we provide to you on this website.

1.2 If you redirect to third-party platforms or services independently operated by third parties through this website, the privacy policies or data practices of such third parties are not related to this statement; We suggest that you read its policy before use.

2、 The information we collect

2.1 Information you voluntarily provide

Account registration or identity verification information: name, contact phone number, email address, company name, position, mailing address, etc.

Business dealings or consulting information: project requirements, cooperation intentions, bidding documents, technical materials, job resumes, complaints and suggestions, etc.

• Questionnaire, survey, activity registration information: any other information you voluntarily fill in.

2.2 Information We Automatically Collect During Your Use

• Device and network identification: IP address, browser type and version, operating system, device identifier, language settings, time zone, etc.

• Operation logs: access date and time, clickstream data, reference/exit pages, download records, crash logs, etc.

Location information: rough location (such as provincial or municipal level) or precise location (such as GPS) collected with your authorization, used for nearby services or safety risk control.

2.3 Cookies and Similar Technologies

Functional cookies: ensure the core functionality and secure operation of the website.

Analytical cookies: measure traffic and improve page design; We will perform de identification or anonymization on the data.

Marketing cookies (enabled when you explicitly indicate your consent through website pop ups, option boxes, etc.): used to display content or promotional information that better aligns with your interests.

You can refuse or clear cookies through your browser settings, but this may cause some features to malfunction.

3、 How we use information

3.1 Provide, maintain, and improve this website and related services to you.

3.2 Complete transactions, fulfill contracts, process bills, coordinate logistics, and provide after-sales support.

3.3 Communication with you: respond to inquiries, send service notifications, push compliance disclosures or security alerts.

3.4 Internal Operations Analysis, Audit, Risk Control, Fraud Detection, and Compliance Inspection.

3.5 After obtaining your consent, we will send you industry updates, marketing activities, or satisfaction surveys.

3.6 Comply with laws, regulations, regulatory requirements, or court judgments and rulings.

4、 How do we share, transfer, and publicly disclose information

4.1 Sharing

• Affiliated companies: In order to achieve internal unified management and resource integration, we will share information with affiliated companies within the Bosai Group within the necessary scope and be bound by this statement.

• Partners: Share necessary information with logistics, payment, technical support, advertising analytics, cloud services, recruitment platforms, and other partners solely for the purpose of providing you with products or services. We require our partners to comply with strict confidentiality obligations and take security measures no less stringent than ours.

Legal situation: In accordance with laws and regulations, administrative or judicial requirements, or to protect the personal and property safety of us, users, and the public, we may disclose information within the minimum necessary scope.

4.2 Transfer

When it comes to mergers, divisions, dissolution, asset transfers, or bankruptcy liquidation, if there is a transfer of personal information, we will inform you of the recipient's name and contact information, and ensure that they continue to be bound by this statement.

4.3 Public Disclosure

We will not publicly disclose your personal information without your explicit consent or mandatory legal requirements.

5、 Information Storage and Cross border Transmission

5.1 Storage location: Personal information collected and generated within the territory of the People's Republic of China will generally be stored within the territory.

5.2 Cross border transmission: If it is necessary to provide your personal information to overseas parties due to business needs, we will conduct security assessments, certifications, or sign contracts with overseas recipients in accordance with Chinese laws and regulations to ensure that your personal information is protected to a level not lower than that required by Chinese laws.

5.3 Storage period: We will only retain your information for the period necessary to achieve the purpose and within the period specified by laws and regulations. If exceeded, the information will be deleted or anonymized.

6、 Information Security

6.1 We have adopted industry standard security technologies (such as transmission encryption, access control, anonymization, and permission grading) and management measures (such as regular security training and emergency response drills) to protect your personal information.

6.2 Despite the above measures, the Internet is not absolutely secure. We strongly recommend that you use complex passwords, change passwords regularly, and contact us immediately after discovering security incidents.

7、 Your rights

According to relevant laws on personal information protection in China, you have the following rights to your personal information:

7.1 Right to Information: Understand our rules for handling your personal information.

7.2 Access Rights: Obtain a copy of the personal information we hold about you.

7.3 Correction right: Request correction of inaccurate or incomplete information.

7.4 Deletion Right: Subject to compliance with laws and regulations, request the deletion of personal information.

7.5 Right to withdraw consent: Based on the scenario of consent processing, you can withdraw your consent at any time through the "Cookie Settings" at the bottom of the website or by contacting customer service; The withdrawal does not affect the legality of the processing that has been carried out before the withdrawal.

7.6 Account cancellation right: If you have already registered an account, you can apply for cancellation online or contact us for assistance in cancellation; After cancellation, your information will be deleted or anonymized in accordance with the law.

7.7 Complaints and Reports: If you believe that our handling of personal information has harmed your legitimate rights and interests, you may file a complaint or report to regulatory authorities such as cyberspace, telecommunications, public security, and industry and commerce.

To exercise the above rights, please submit a written request through the methods listed in "10. Contact Us". To ensure security, we may need to verify your identity and provide a response within 15 working days; In case of complex situations or the need for delayed processing, we will inform you in advance of the estimated processing time..

8、 Protection of Minors' Information

This website is mainly aimed at users over the age of 18. If you are a minor under the age of 14, please read this statement with your guardian and use this website with their explicit consent. We will only process information of minors when permitted by laws and regulations, with the explicit consent of guardians, or when necessary to protect the rights and interests of minors.

9、 Update of Declaration

9.1 In order to comply with legal and regulatory adjustments or business changes, we may revise this statement in a timely manner.

The updated version of 9.2 will be prominently displayed on this website and marked with the "Last Updated Date"; Major changes (such as adjustments to processing purposes, shared objects, and exercise of rights) will also be notified to you through pop ups, internal messages, or emails.

9.3 If you continue to use this website after declaring the update, it means that you accept the updated content.

10、 Contact Us

If you have any questions, opinions, complaints about this statement or personal information protection, or need to exercise your personal information rights (including access, correction, deletion, withdrawal of consent, account cancellation, etc.), you can contact us through the following methods:

• Email: Bsxzb123@bosaiminerals.com.cn

Customer service hotline:+86-23-63886666 (weekdays 9:00-17:30)

Mailing Address: 7th Floor, Building 1, No. 8 Wealth East Road, Liangjiang New District, Chongqing (Xinghui Wealth International Business Center), Administrative Office of Chongqing Bosai Mining (Group) Co., Ltd

We will promptly respond to your reasonable demands and do our best to address the issues you are concerned about.

Bosai Minerals Group Co., Ltd.

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