Privacy Policy
Effective Date: July 24, 2026
Zhengzhou Tong Jin Jin Machinery Equipment Co., Ltd. (“TONGJINJIN,” “we,” “us,” or “our”) respects your privacy and is committed to handling personal information responsibly.
This Privacy Policy explains how we collect, use, store, and protect information when you visit screwconveyorchina.com (the “Website”), contact us, request a quotation, or communicate with us regarding screw conveyors, spare parts, technical requirements, and related services.
By using this Website or submitting information to us, you acknowledge the practices described in this Privacy Policy.
1. Company Information
This Website is owned and operated by:
Zhengzhou Tong Jin Jin Machinery Equipment Co., Ltd.
Xingyang City, Zhengzhou, Henan Province, China
Email:
info@tongjinjin.com
Phone / WhatsApp:
+86 13592434527
2. Information We Collect
Depending on how you interact with our Website, we may collect the following types of information.
Information You Provide
When you contact us through our quotation form, email, WhatsApp, WeChat, or other communication channels, you may voluntarily provide:
- Name
- Company name
- Email address
- Phone or WhatsApp number
- Country or region
- Product requirements
- Technical specifications
- Equipment information
- Drawings, images, or documents
- Purchase quantity
- Shipping destination
- Messages you choose to send
Providing this information is voluntary. However, without certain information, we may be unable to prepare quotations or recommend suitable products.
Automatically Collected Information
When you browse our Website, certain technical information may be collected automatically, including:
- IP address
- Browser type
- Device type
- Operating system
- Pages visited
- Visit duration
- Referral source
- Approximate geographic location
- Date and time of access
- Website interaction data
This information is generally collected through server logs, cookies, and website analytics tools.
3. How We Use Your Information
The information we collect may be used for legitimate business purposes, including:
- Responding to inquiries
- Preparing quotations
- Recommending suitable screw conveyor models or spare parts
- Confirming product compatibility
- Providing technical support
- Processing sample or production requests
- Improving customer service
- Improving Website performance
- Understanding visitor behavior
- Preventing fraud or abuse
- Maintaining security
- Meeting legal and regulatory obligations
We only collect information that is reasonably necessary for these purposes.
4. Technical Drawings and Product Information
Many customers provide drawings, dimensions, equipment photographs, or technical specifications when requesting compatible spare parts.
These materials are used only for:
- Product identification
- Compatibility evaluation
- Quotation preparation
- Manufacturing reference
- Technical communication
- After-sales support
We do not publish customer drawings or confidential project information without authorization.
5. Cookies and Analytics
Our Website uses cookies and similar technologies to improve functionality and understand how visitors use our Website.
Cookies may help us:
- Maintain Website security
- Remember user preferences
- Improve page performance
- Analyze visitor traffic
- Measure Website effectiveness
We may use services such as Google Analytics to understand Website performance. These services may collect technical information according to their own privacy policies.
You can manage or disable cookies through your browser settings at any time.
More information can be found in our Cookie Policy.
6. How We Share Information
We do not sell personal information.
We may share information only when necessary with trusted third parties, including:
- Website hosting providers
- Website maintenance providers
- Email service providers
- Analytics providers
- Logistics companies
- Freight forwarders
- Customs brokers
- Professional advisers
- Government authorities when legally required
These parties receive only the information necessary to perform their services.
7. International Data Transfers
Our company operates in China while serving customers worldwide.
Information submitted through this Website may be processed or stored in China or other countries where our service providers operate.
Where applicable laws require additional safeguards for international data transfers, we will take reasonable measures to protect your information.
8. Data Retention
We retain information only for as long as reasonably necessary to:
- Respond to inquiries
- Complete quotations
- Support ongoing business relationships
- Maintain technical records
- Fulfill legal obligations
- Resolve disputes
- Improve customer service
When information is no longer required, it may be securely deleted or anonymized.
9. Data Security
We implement reasonable administrative, organizational, and technical measures to protect your information from:
- Unauthorized access
- Loss
- Misuse
- Alteration
- Disclosure
- Destruction
Although we strive to protect your information, no Internet transmission or electronic storage system can be guaranteed to be completely secure.
10. Your Rights
Depending on your location and applicable privacy laws, you may have the right to:
- Request access to your personal information
- Correct inaccurate information
- Request deletion of personal information
- Restrict certain processing activities
- Object to specific uses of your information
- Withdraw previously given consent where applicable
- Request a copy of your personal information
To exercise these rights, please contact us using the contact details provided below.
We may request additional information to verify your identity before processing your request.
11. Third-Party Services
Our Website may contain links to third-party websites or services, including:
- Google Maps
- YouTube
- Social media platforms
These third-party services operate independently and maintain their own privacy policies.
We are not responsible for the privacy practices or content of external websites.
12. Children's Privacy
This Website is intended for business customers, equipment manufacturers, distributors, contractors, and industrial purchasers.
We do not knowingly collect personal information from children.
If you believe that a child has submitted personal information to us, please contact us so we can remove the information where appropriate.
13. Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our business, technology, legal requirements, or Website functionality.
The updated version will become effective once published on this page. We encourage visitors to review this Privacy Policy periodically.
14. Contact Us
If you have any questions regarding this Privacy Policy or how we process your information, please contact us.
Zhengzhou Tong Jin Jin Machinery Equipment Co., Ltd.
Website:
https://www.screwconveyorchina.com
Email:
info@tongjinjin.com
Phone / WhatsApp:
+86 13592434527
Address:
Xingyang City, Zhengzhou, Henan Province, China
