This policy was last updated on June 1, 2026. We value your privacy and promise to protect your personal information in accordance with the Personal Information Protection Law and relevant laws and regulations. Please read this policy carefully to understand how we collect, use, store, and share your information.

1、 The information we collect

The information you voluntarily provided:

• When registering: phone number, name - used to create an account and provide consultation notifications.

• When consulting: The consultation content, project requirements, and contact information (phone, email) you submit are used for the engineering consultant to contact you.

• Other optional information: If you voluntarily provide the company name, position, etc., so that we can provide more accurate services.

Automatically collected information：

• Device information (IP address, browser type, operating system) - used to ensure network security and perform statistical analysis.

• Log information (visit time, page views) - used to optimize website experience.

2、 Purpose of Information Use

We will only use your information within the scope of the purposes stated in this policy:

• Provide, maintain and improve the services of this website;

• Communicate with you, reply to inquiries, and send notifications;

• Fulfill the obligations stipulated by laws and regulations (such as keeping logs and cooperating with investigations).

We will not use your personal information for personalized advertising or other purposes without your consent.

3、 Storage and Protection of Information

• Storage areaYour personal information will be stored on servers within the territory of the People's Republic of China and will not be transferred across borders without your separate consent.

• storage periodWe only retain your personal information for the shortest period of time necessary to provide you with services, or as required by laws and regulations (such as keeping logs for at least 6 months).

• safety measuresWe use measures such as encrypted transmission, access control, and security auditing to protect your information, but please note that no network transmission can guarantee absolute security.

4、 Information Sharing and Disclosure

We will not sell or rent your personal information to any third party. Sharing is only possible in the following situations:

• Obtain your explicit consent；

• Fulfill legal obligations(If requested by judicial authorities);

• Necessary to protect the safety of life and property。

5、 Your rights

You have the following rights:

• Search and copyYour personal information;

• correctionInaccurate information;

• Withdrawal of consent(However, it does not affect the processing based on consent prior to withdrawal).

If exercising your rights, please contact us through [contact information] and we will respond within 15 working days.

6、 Protection of Minors

This website's services are not available to minors under the age of 14. If you are a minor, please use it with the accompaniment of a guardian.

7、 Policy Update

We may revise this policy in a timely manner, and the updated version will be published on this website. If there are significant changes involved (such as changes in the purpose of information use), we will notify you in a prominent manner.