Effective Date: September 29, 2026
Nanjing Leading Auto Technology Co., Ltd. (“Leading Auto”, “we”, “us”, or “our”) respects your privacy and is committed to protecting the personal information you provide when visiting our website, submitting an inquiry, requesting a quotation, or communicating with us.
This Privacy Policy explains what information we collect, how we use it, how we protect it, and the choices you may have regarding your information.
This policy applies to information collected through:
and through related business communications initiated through our website.
1. Who We Are
Nanjing Leading Auto Technology Co., Ltd. is a China-based engine parts supplier serving distributors, importers, wholesalers, engine rebuilders, repair networks and other business customers worldwide.
Our main product categories include bare engines, cylinder heads, cylinder blocks, crankshafts, camshafts, connecting rods, short blocks, long blocks, turbochargers, timing kits and engine overhaul kits.
Our website is primarily intended for business-to-business inquiries.
2. Information We Collect
When you visit our website or contact us, we may collect information that you voluntarily provide, including:
Name
Company name
Country or market
Email address
Telephone or WhatsApp number
Buyer type
Product category
Engine code
OE number
Required quantity
Vehicle or application information
Product photos or OE label images
Message or inquiry details
We may also automatically collect certain technical information when you use our website, such as:
IP address
Browser type
Device type
Operating system
Referring website
Pages visited
Time spent on pages
Website interaction data
Approximate geographic location
Cookie and analytics identifiers
3. How We Use Your Information
We may use the information we collect to:
Respond to inquiries and quotation requests
Verify engine codes, OE numbers and product applications
Confirm product availability and specifications
Prepare quotations
Communicate about orders, samples, shipping and after-sales service
Provide technical and fitment assistance
Improve our website and customer experience
Measure website and advertising performance
Prevent fraud, misuse or security issues
Maintain business and transaction records
Comply with applicable legal and regulatory obligations
We do not use customer inquiry information for purposes unrelated to our legitimate business activities without an appropriate legal basis.
4. Inquiry Forms
Our website contains inquiry and quotation forms designed primarily for B2B customers.
When you submit a form, the information you provide may be used by our sales and customer service teams to contact you regarding your inquiry.
We recommend providing accurate information such as your engine code, OE number, required quantity and destination country so that we can provide a more accurate quotation.
By submitting an inquiry, you acknowledge that we may contact you using the email address, telephone number or WhatsApp number you provide for purposes related to your request.
5. Cookies and Similar Technologies
Our website may use cookies and similar technologies to improve functionality, understand website usage and measure marketing performance.
Cookies may be used for purposes including:
Website functionality
Website analytics
Advertising measurement
Conversion tracking
Security
User preferences
Depending on your location and applicable law, you may be provided with options to accept, reject or manage non-essential cookies.
You can also manage cookies through your browser settings.
Disabling certain cookies may affect some website features.
6. Google Analytics
We may use Google Analytics to understand how visitors interact with our website.
Google Analytics may collect information such as:
Pages visited
Time spent on the website
Device and browser information
Approximate location
Referral source
Website interactions
This information helps us understand website performance and improve our content, navigation and user experience.
Google may process data in accordance with its own privacy policies and service terms.
7. Google Ads and Conversion Tracking
We may use Google Ads and related Google advertising technologies to promote our products and measure advertising performance.
These services may use cookies or similar technologies to help us understand actions taken after a visitor clicks an advertisement.
Examples may include:
Inquiry form submissions
WhatsApp clicks
Email clicks
Telephone clicks
Product page visits
Other relevant website interactions
Where required by applicable law, advertising and analytics technologies will be activated based on your consent choices.
We use advertising performance information to improve the relevance and effectiveness of our marketing campaigns.
8. Google Tag Manager
Our website may use Google Tag Manager to manage analytics, advertising and website measurement technologies.
Google Tag Manager itself is primarily used to manage website tags. Other services deployed through Google Tag Manager may collect information according to their own privacy practices.
9. WhatsApp Communications
If you choose to contact us through WhatsApp, information you provide through WhatsApp may be processed by WhatsApp and its affiliated companies according to their own privacy policies.
Information you provide to us through WhatsApp may be used to:
Respond to product inquiries
Confirm engine or product information
Provide quotations
Share product photos or documents
Discuss orders and shipment arrangements
Provide after-sales assistance
We recommend that you do not send highly sensitive personal information through WhatsApp.
10. Email and Telephone Communications
If you contact us by email or telephone, we may retain relevant communication records where necessary to respond to your inquiry, manage an order or maintain appropriate business records.
We may contact you using the information you provide when it is reasonably related to your inquiry or existing business relationship.
11. How We Share Information
We may share relevant information with trusted service providers or business partners when reasonably necessary to provide our services.
These may include:
Website hosting providers
Email service providers
Analytics providers
Advertising platforms
Logistics providers
Freight forwarders
Payment service providers
IT and website service providers
Manufacturing or supply partners involved in fulfilling a specific product request
We only share information that is reasonably necessary for the relevant purpose.
We do not sell personal information for monetary consideration.
12. Manufacturing and Supply Partners
As an engine parts supplier, we work with selected manufacturing and supply partners for different product categories.
When necessary to confirm product specifications, availability, fitment or production requirements, limited business inquiry information may be shared with relevant partners.
We do not intentionally share unnecessary personal information with manufacturing partners.
13. International Data Transfers
Because we serve customers internationally, your information may be processed or stored in countries outside your country of residence.
Data protection laws may differ between jurisdictions.
Where required, we take reasonable measures to protect personal information transferred internationally and to comply with applicable legal requirements.
14. Legal Basis for Processing
Where applicable data protection law requires a legal basis for processing personal information, we may rely on one or more of the following:
Your consent
Taking steps at your request before entering into a business transaction
Performance of a contract
Our legitimate business interests
Compliance with legal obligations
Our legitimate interests may include responding to business inquiries, improving our services, preventing fraud and measuring business and advertising performance.
15. Data Retention
We retain personal information only for as long as reasonably necessary for the purposes described in this Privacy Policy.
Retention periods may depend on factors such as:
The nature of the inquiry
Whether a quotation or order was created
Applicable accounting requirements
Legal obligations
Warranty or claims requirements
The need to resolve disputes
Existing business relationships
When information is no longer reasonably required, we may delete, anonymize or securely archive it as appropriate.
16. Data Security
We take reasonable technical and organizational measures designed to protect personal information from unauthorized access, disclosure, alteration, misuse or loss.
However, no method of internet transmission or electronic storage can guarantee absolute security.
You should avoid sending passwords, payment credentials or other highly sensitive information through ordinary website inquiry forms.
17. Your Privacy Rights
Depending on your country or region, you may have certain rights regarding your personal information.
These may include the right to:
Request access to personal information we hold about you
Request correction of inaccurate information
Request deletion of certain information
Object to certain processing
Restrict certain processing
Withdraw consent where processing is based on consent
Request information about how your data is used
Some rights may be subject to exceptions under applicable law.
To make a privacy-related request, please contact us using the details provided below.
18. European Economic Area and United Kingdom Visitors
If you are located in the European Economic Area or United Kingdom, certain processing activities may be subject to the GDPR or UK GDPR.
Where required, we will process personal information based on an appropriate legal basis and provide applicable privacy rights.
Non-essential analytics and advertising cookies may require your consent before activation.
You may withdraw your consent through available cookie settings where such functionality is provided.
19. Third-Party Websites and Services
Our website may contain links to third-party websites or services, including social media platforms, WhatsApp, LinkedIn, YouTube or other external websites.
We are not responsible for the privacy practices or content of third-party websites.
We encourage you to review the privacy policy of any external website you visit.
20. Children’s Privacy
Our website is intended primarily for business customers and automotive industry professionals.
It is not directed toward children.
We do not knowingly seek to collect personal information from children through our B2B inquiry forms.
21. Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our website, business practices, technology or legal requirements.
When changes are made, the updated version will be posted on this page with a revised effective date.
We encourage visitors to review this Privacy Policy periodically.
22. Contact Us
If you have questions about this Privacy Policy or would like to make a privacy-related request, please contact:
Nanjing Leading Auto Technology Co., Ltd.
Website:
https://leadingautoparts.com/
Email:
admin@leadingautoparts.com
Phone / WhatsApp:
+86 189 5207 9998
Address:
No. 150 Pubin Rd., Jiangbei New District, Nanjing, Jiangsu Province 211800, China
Last Updated: September 29, 2026