Privacy Policy
Shanghai Langyi Functional Materials Co., Ltd. is committed to protecting your privacy. This policy explains how we collect, use, and safeguard your personal information.
Welcome to Shanghai Langyi Functional Materials Co., Ltd. ("Langyi," "we," "us," or "our"). We respect your privacy and are committed to protecting your personal data. This Privacy Policy describes how we collect, use, disclose, and safeguard your information when you visit our website, engage with our services, or interact with us in a business context. Please read this policy carefully. If you disagree with its terms, please discontinue use of our site.
Information We Collect
We collect information you provide directly to us, information collected automatically, and information from third-party sources. The types of information we may collect include:
1.1 Information You Provide Directly
- Contact Information: Name, email address, phone number, mailing address, job title, and company name when you submit an inquiry, request a quote, or contact us.
- Business Information: Company details, industry sector, application requirements, and procurement needs shared during sales or technical consultations.
- Communications: Content of emails, messages, or other correspondence you send to us, including technical inquiries and feedback.
- Account Information: Username, password, and preferences if you register for a customer portal or partner account.
1.2 Information Collected Automatically
- Usage Data: Pages visited, time spent on pages, links clicked, referring URLs, and navigation paths.
- Device Information: IP address, browser type and version, operating system, device identifiers, and screen resolution.
- Location Data: General geographic location derived from your IP address (country and city level).
1.3 Information from Third Parties
We may receive information about you from business partners, trade directories, exhibition organizers, and publicly available sources such as company websites and professional networks, in accordance with applicable law.
How We Use Your Information
We use the information we collect for the following purposes, relying on appropriate legal bases under applicable data protection law:
Business Operations
Processing inquiries, preparing quotations, managing orders, delivering products, and providing after-sales technical support.
Customer Relationships
Maintaining and improving customer relationships, managing accounts, and providing personalized technical assistance and formulation support.
Analytics & Improvement
Analyzing website usage patterns to improve our digital presence, content relevance, and user experience.
Marketing Communications
Sending product updates, technical bulletins, and industry news to business contacts where we have a legitimate interest or your consent.
Legal Compliance
Fulfilling legal obligations including export control regulations, trade compliance, invoicing requirements, and regulatory reporting.
Security & Fraud Prevention
Detecting, investigating, and preventing fraudulent transactions, unauthorized access, and other illegal activities.
Information Sharing and Disclosure
We do not sell, rent, or trade your personal information to third parties for their marketing purposes. We may share your information in the following limited circumstances:
Service Providers & Vendors
We share information with trusted third-party service providers who assist us in operating our website, processing payments, managing logistics, providing IT infrastructure, and conducting business analytics. These parties are contractually obligated to use your data only as directed by us.
Business Partners & Distributors
In cases where we work with authorized distributors or agents to fulfill your orders or provide local technical support, we may share relevant contact and order information with those partners.
Legal Requirements
We may disclose your information when required by law, court order, regulatory authority, or government request, including for export compliance and customs purposes.
Business Transfers
In the event of a merger, acquisition, reorganization, or sale of assets, your information may be transferred to the acquiring entity, subject to the same privacy protections described in this policy.
Cookies and Tracking Technologies
We use cookies and similar tracking technologies to enhance your browsing experience, analyze site traffic, and understand visitor behavior. You can control cookie preferences through your browser settings.
| Cookie Type | Purpose | Duration |
|---|---|---|
| Essential | Required for basic website functionality, security, and session management. | Session |
| Analytics | Help us understand how visitors interact with our website using tools like Google Analytics. | Up to 2 years |
| Functional | Remember your preferences such as language, region, and display settings. | 1 year |
| Marketing | Track visits across websites to display relevant advertisements and measure campaign effectiveness. | Up to 90 days |
You may opt out of non-essential cookies at any time by adjusting your browser settings or using our cookie preference center. Note that disabling certain cookies may affect website functionality.
Data Security
We implement industry-standard technical and organizational measures to protect your personal information against unauthorized access, alteration, disclosure, or destruction. Our security practices include:
SSL/TLS Encryption
All data transmitted between your browser and our servers is encrypted using industry-standard SSL/TLS protocols.
Access Controls
Strict role-based access controls ensure only authorized personnel can access sensitive personal data.
Regular Audits
Periodic security assessments and audits are conducted to identify and address potential vulnerabilities.
While we take all reasonable precautions, no method of transmission over the internet or electronic storage is 100% secure. In the event of a data breach that affects your rights and freedoms, we will notify you and relevant authorities as required by applicable law.
Data Retention
We retain your personal information only for as long as necessary to fulfill the purposes described in this policy, unless a longer retention period is required or permitted by law.
Customer & Order Records
Retained for the duration of the business relationship plus 7 years for accounting and tax compliance.
Website Inquiry Data
Contact form submissions and inquiries retained for 3 years from last contact.
Website Analytics Data
Aggregated and anonymized analytics data retained for up to 26 months.
Marketing Preferences
Consent records and opt-out preferences retained for 5 years from last interaction.
Your Rights and Choices
Depending on your location and applicable law, you may have the following rights regarding your personal information. We will respond to verified requests within the timeframes required by law.
Right to Access
Request a copy of the personal data we hold about you.
Right to Rectification
Request correction of inaccurate or incomplete personal data.
Right to Erasure
Request deletion of your personal data where no legitimate basis for retention exists.
Right to Portability
Receive your personal data in a structured, machine-readable format.
Right to Object
Object to processing based on legitimate interests, including direct marketing.
Right to Withdraw Consent
Withdraw previously given consent at any time without affecting prior processing.
To exercise any of these rights, please contact us at privacy@langyi-materials.com. We may need to verify your identity before processing your request. You also have the right to lodge a complaint with your local data protection authority.
International Data Transfers
Shanghai Langyi Functional Materials Co., Ltd. is headquartered in China and operates globally. As a result, your personal information may be transferred to and processed in countries other than your country of residence, including China and other countries where our service providers operate.
When transferring personal data internationally, we implement appropriate safeguards in accordance with applicable data protection laws, including:
- Standard Contractual Clauses (SCCs) approved by the European Commission
- Adequacy decisions where the destination country provides equivalent protection
- Binding corporate rules and data processing agreements with third-party processors
- Compliance with China's Personal Information Protection Law (PIPL) and cross-border data transfer requirements
Third-Party Links and Services
Our website may contain links to third-party websites, partner portals, industry databases, and social media platforms. These external sites operate under their own privacy policies, and we have no control over their content or data practices.
We are not responsible for the privacy practices of any third-party websites. We encourage you to review the privacy policies of any external sites you visit before providing any personal information.
Third-party links on our site are provided for convenience and informational purposes only. Their inclusion does not imply endorsement or responsibility for the linked content or its privacy practices.
Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors. We will notify you of any material changes by:
- Posting the updated policy on this page with a revised "Last Updated" date
- Sending an email notification to registered users or known contacts where required by law
- Displaying a prominent notice on our website for significant changes
Your continued use of our website or services after the effective date of the revised policy constitutes your acceptance of the changes. We encourage you to review this policy periodically.
Contact Us
If you have any questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us through any of the following channels:
Address
Registered office
Shanghai, ChinaResponse Time
We aim to reply within
30 business days
Data Protection Officer
Shanghai Langyi Functional Materials Co., Ltd. has designated a Data Protection Officer (DPO) responsible for overseeing our data protection strategy and ensuring compliance with applicable data protection laws. For DPO-specific inquiries, please write to service@carbodiimide.com.
This Privacy Policy was last updated on . © 2026 All rights reserved.