Weichai Holding Group Co., Ltd. (hereinafter referred to as "Weichai," "we," "us," and "our") is fully aware of the importance of privacy to you and respects your privacy. Please read and understand this Privacy Policy (hereinafter referred to as "this Policy") before submitting personal information to Weichai. This Policy applies to Weichai websites, products, and services that display this Privacy Policy or link to it.

This Policy describes how Weichai processes your personal information, though it may not address all possible data processing scenarios. Information regarding the collection of data specific to a product or service may be described by Weichai in a dedicated privacy notice or supplementary statement released for that product or service, or in a notice provided at the time of data collection.

We have formulated this Policy to help you understand the following:

1) How Weichai collects and uses your personal information

2) How Weichai discloses your personal information

3) Your rights regarding personal information processing activities

4) How Weichai protects your personal information

5) How Weichai processes children's personal information

6) Third-party providers and their services

7) How your personal information is transferred globally

8) How this Policy is updated

9) How to contact Weichai

1. How Weichai collects and uses your personal information

1.1 How Weichai collects your personal information

Personal information refers to various types of information related to an identified or identifiable natural person that is recorded electronically or by other means, excluding anonymized information. We may collect your personal information when you use Weichai products and services or interact with us. The specific types of data collected will vary depending on the products and services you use and how you interact with us. You are not required to provide personal information to Weichai; however, in certain circumstances, if you choose not to provide it, Weichai may be unable to provide you with relevant products or services, or respond to or resolve the problems you encounter. Weichai will only collect and use your personal information for the purposes stated in this declaration. The personal information we may collect includes:

1.1.1 Information you provide to Weichai

(1) Account registration information. When registering an account, we will request you to provide the corresponding personal information, including your name, account name, password, email address, contact telephone number, etc.

(2) Personal contact information. When you contact us, provide us with comments, suggestions, or inquiries, participate in our online or offline activities, or subscribe to marketing materials, etc., you may leave your contact information, including your name, company name, job title, email address, telephone number, etc.

1.1.2 Information obtained during your interaction with us or through your use of our products and services

(1) Device and network information. We will collect relevant information about your device when you use Weichai products and services, such as IP address, internet service provider, etc., as well as other technical information that varies by product.

(2) Interaction record information. Such information will be submitted directly to us by you when you use our websites, products, or services, or when you interact with us. For example, information requests provided to us, including your input query information or questions or information provided by you to obtain customer support. Your communication records via online, telephone, email, or participation in online and offline activities, etc. 

1.1.3 Information from third-party sources and public information

Where permitted by law, we also obtain relevant data from public and commercial third-party or public sources; for example, we support our services by purchasing statistical data from other companies.

Weichai may also collect and use non-identifiable data. Non-identifiable data refers to data that cannot be used to determine an individual's identity. For example, Weichai will collect aggregated statistical data, such as website traffic. Weichai collects this data to understand how users use its websites, products, and services. Thereby, Weichai can improve its services and better meet customer needs. Weichai may, at its own discretion, collect, use, process, transfer, or disclose non-identifiable data for other purposes. We will endeavor to isolate your personal information from non-identifiable data and use these two types of data separately. If personal information is mixed with non-identifiable data, it will still be treated as personal information.

1.2 How Weichai uses your personal information

We may use your personal information for the following purposes:

(1) Responding to your interaction requests. When you visit our website, participate in online or offline activities, request changes, request information you have asked for (such as marketing materials for products or services, white papers, or subscription e-magazines), or contact us regarding any questions or product information (such as providing technical support, or providing us with comments, suggestions, or inquiries), we will collect the following information from you:

Data Item Purpose

Contact information The name, email address, telephone number, address, company name, job title, etc., provided by you Used to communicate with you, such as sending you the e-magazines you subscribed to, responding to your inquiries, comments, or suggestions, or sending you event gifts, etc.

(2) Other circumstances:

· Troubleshooting errors in the event that you choose to send error details to us.

· Protecting the security of our products, services, and customers or users, and implementing and improving our loss prevention and anti-fraud programs.

· Complying with and enforcing applicable legal requirements, relevant industry standards, or our policies.

For the purposes stated above, we may collect the following relevant information from you:

Data Item Purpose

Log information Service request time, request protocol type, client IP address, request success status, requested resource path, client device information (such as device type, operating system type and version), etc. To fulfill legal obligations, ensure the reliable, safe, and stable operation of products or services, and optimize products

2. How Weichai discloses your personal information

Generally, Weichai will not disclose your personal information to third parties, except in the following scenarios:

(1) We may disclose personal information among Weichai's affiliates. We will only disclose your information within Weichai's affiliates for specific, explicit, and legitimate purposes, and only disclose the information necessary to provide the services. For example, to avoid duplicate registrations when creating a Weichai account, we need to perform uniqueness verification on the account intended for registration.

(2) Weichai may also disclose your personal information to relevant law enforcement agencies or other government authorities as required by applicable law or in response to legal processes. In certain jurisdictions, if Weichai is involved in restructuring, merger, or bankruptcy and liquidation proceedings, your personal information may also be disclosed to the counterparty to the transaction.

(3) Weichai will also disclose your data where there is a reasonable necessity, such as for the performance of a contract, or when we believe it is necessary and appropriate to disclose such information to prevent physical harm or property damage, or to investigate possible or actual illegal activities.

3. Your rights regarding personal information processing activities

You shall ensure that all personal information submitted is accurate and correct. Weichai will endeavor to maintain the accuracy and completeness of personal information and update such data in a timely manner.

Where required by applicable law, you may (1) have the right to access and copy specific personal information about you that we hold; (2) Request us to update or correct your inaccurate personal information; (3) Object to or restrict our use of your personal information; (4) Request us to delete your personal information; (5) Request us to provide an explanation regarding personal information processing rules. If you wish to exercise the relevant rights, please provide feedback to us via the hotline 4006183066. For security purposes, you may be required to provide a written request. We will verify your personal identity in accordance with local legal requirements. We will refuse to process your request if we have reasonable grounds to believe that such request is deceptive, impractical, or may infringe upon the privacy rights of others.

Where required by applicable law, when Weichai processes your personal information based on your consent, you also have the right to withdraw your consent at any time. However, the withdrawal of consent will not affect the legality and validity of our processing of your personal information based on your consent prior to such withdrawal, nor will it affect our processing of your personal information based on other appropriate justifications.

4. How Weichai protects and retains your personal information

Weichai attaches great importance to the security of personal information. We adopt appropriate physical, administrative, and technical safeguards to protect your personal information against unauthorized access, disclosure, use, modification, damage, or loss. For example, we use encryption technology to ensure data confidentiality; We use protective mechanisms to prevent data from being subjected to malicious attacks; We deploy access control mechanisms to ensure that only authorized personnel can access personal information; And we conduct security and privacy protection training courses to enhance employees' awareness of the importance of protecting personal information. We will use our best efforts to protect your personal information, but please note that no security measures can be considered invulnerable.

We will retain your personal information for the period necessary to achieve the purposes described in this Policy, unless a longer retention period is required or permitted by law. As data storage periods may vary based on different scenarios, products, and services, the criteria we use to determine the retention period include: the time required to retain personal information to fulfill business purposes, including providing products and services, maintaining corresponding transaction and business records, controlling and improving product and service performance and quality, ensuring the security of systems, products, and services, handling potential user queries or complaints, and troubleshooting; Whether the user has consented to a longer retention period; Whether there are special requirements for data retention under laws, contracts, etc. We will retain your registration information as long as your account is necessary for providing you with services. You may also choose to deregister your account. After you deregister your account, we will cease providing products and services based on that account and, in the absence of special legal requirements, delete your corresponding personal information or anonymize it.

5. How Weichai processes children's personal information

Our products, websites, and services are primarily intended for adults. Children (minors under the age of 14) shall not create their own user accounts without the consent of their parents or guardians. In cases where children's personal information is collected with parental consent, we will only use or disclose such data as permitted by law, with the explicit consent of the parents or guardians, or as necessary for the protection of the children. If Weichai discovers that it has collected personal information of children without prior verifiable parental consent, it will seek to delete the relevant data as soon as possible.

6. Third-party providers and their services

To ensure a smooth browsing experience, you may receive content or web links provided by third parties external to Weichai and its partners (hereinafter referred to as "third parties"). Weichai has no control over such third parties. You may choose whether to access links, content, products, and services provided by third parties.

Weichai cannot control the privacy and data protection policies of third parties, and such third parties are not subject to this Policy. Before submitting personal information to third parties, please refer to their respective privacy protection policies.

7. How your personal information is transferred globally

Weichai is a multinational company, which means that the personal information collected by Weichai may be processed in, or accessed from, countries/regions where Weichai or its affiliates, subsidiaries, service providers, or business partners have operations, other than the country/region where you use our products or services. The data protection laws of these countries/regions may differ. In such cases, Weichai will take measures to ensure that the data we collect is processed in accordance with the requirements of this Policy and applicable laws. This includes, when personal information of data subjects located in the European Union is transferred to countries or regions not recognized by the European Union as providing an equivalent level of data protection, Weichai will use various legal mechanisms, such as signing Standard Contractual Clauses approved by the European Commission, requesting your consent for cross-border transfer of personal information, or implementing security measures such as data anonymization prior to cross-border data transfer. Personal information collected and processed during our operations within the territory of the People's Republic of China will be stored within the People's Republic of China.

8. How this Policy is updated

Weichai reserves the right to update or modify this Policy from time to time. If our privacy policy changes, we will post the latest version of the privacy policy here. If we make material changes to the privacy policy, we may also notify you of such changes through different channels, for example, by posting a notice on our website or by sending you a separate notification.

9. How to contact Weichai

If you have any privacy complaints or questions to contact Weichai's Data Protection Officer, please contact us via the hotline 4006183066. In general, we will respond within fifteen working days. If you are dissatisfied with our response, especially if our processing of your personal information has infringed upon your legitimate rights and interests, you may also file a complaint or report with regulatory authorities, such as those responsible for cyberspace administration, telecommunications, public security, or market regulation.

Last updated: May 2025