1. Introduction

Henan Hongke Heavy Machinery Co., Ltd. (referred to as "Henan Hongke Machinery", website: www.ballmillcn.com) attaches great importance to the protection of your personal data and privacy rights. This Privacy Policy explains how we collect, use, store, share and protect your personal information when you visit our official website, submit inquiries, cooperate with our business and communicate with our sales team. This policy complies with GDPR (EU General Data Protection Regulation), CCPA (California Consumer Privacy Act) and global mainstream data protection regulations. By accessing our website, you fully agree to the rules stated in this policy.

2. Personal Information We Collect

We collect two categories of personal information, including data you actively provide and data automatically collected via Cookies:

2.1 Information You Voluntarily Submit

• Basic identity information: Full name, company name, job position
• Contact information: Email address, WhatsApp number, landline & mobile phone number, business address
• Transaction data: Order demand, project budget, payment records, delivery logistics address
• Consult content: Messages submitted via online chat, contact form and message board

2.2 Automatically Collected Data via Cookies

• Device information: Browser type, device model, operating system, IP address
• Website behavior data: Page browsing records, access time, click track, stay duration
• Preference tags: Your interested machinery products (rotary kiln, ball mill, rotary dryer, crushing equipment)

We will not collect sensitive personal data such as identity card numbers, bank card passwords without your explicit written consent.

3. Legal Basis & Purposes of Data Usage

3.1 Legal Basis for Data Processing

• Your explicit consent for marketing tracking and cookie storage
• Performance of contract: Process your equipment inquiry, quotation, production and delivery cooperation
• Legitimate business interests: Optimize website functions, improve product service and technical support
• Legal compliance: Meet tax, import & export customs supervision requirements

3.2 Main Usage Purposes

• Reply your equipment consultation, send customized technical solutions and formal quotations
• Complete order production, logistics delivery, after-sales installation and maintenance service
• Optimize website layout, adjust product display to match your industry demand
• Send industry news, new machinery product updates and preferential activity emails (you may unsubscribe anytime)
• Prevent website fraud, cyber attack and abnormal access risks

Critical Commitment: We will never sell, rent or trade your personal information to irrelevant third parties for commercial profit without your independent authorization.

4. Data Sharing, Third-Party Service & Storage Rules

4.1 Authorized Third-Party Service Providers

We only share necessary data with certified service partners to complete business processes. All partners sign data confidentiality agreements with us:

• Cross-border logistics & freight forwarders: Only receive delivery address and order cargo information
• Global payment gateway providers: Process your deposit & balance payment records
• Cloud storage & website server suppliers: Store website access data safely
• Online instant chat service providers: Support your real-time online consultation

4.2 Data Storage Duration & Deletion Standard

• Business cooperation data: Retain for 7 years after order completion to comply with international trade audit laws
• Ordinary inquiry contact information: Store for 3 years, automatically deleted if no further communication
• Cookie tracking data: Reserved for maximum 12 months, cleared automatically after expiration
• You may apply to delete your personal data in advance at any time by contacting our DPO

5. User Data Rights

5.1 Rights for EU / UK Users (GDPR Compliance)

• Right to access: Obtain a full copy of your stored personal data
• Right to rectification: Correct wrong or incomplete contact & business information
• Right to erasure ("Right to be Forgotten"): Request full deletion of all your personal records
• Right to restriction of processing: Stop us from using your data for marketing purposes
• Right to data portability: Receive your data in readable standard electronic format
• Right to withdraw consent: Revoke your cookie or marketing email authorization anytime

5.2 Rights for California Consumers (CCPA Compliance)

• Right to opt-out: You can refuse all non-essential data tracking and marketing information delivery
• Right to know: Enquire what personal data we have collected about you
• Right to delete: Submit data deletion application without extra charge

6. Website Cookie Explanation

Cookies are small text files stored on your device when you visit www.rotarykilnchina.com, which help us record your website access behavior and optimize browsing experience.

• Necessary Cookies: Mandatory for normal website operation, cannot be closed, no user behavior tracking
• Functional Cookies: Remember your language preference, product browsing history
• Marketing Tracking Cookies: Collect your equipment demand preference for targeted content push

You can adjust cookie permission via your browser settings to reject tracking cookies. Disabling partial cookies may cause some website functions unavailable.

7. Data Security Protection Measures

We adopt multi-layer technical and management measures to protect your personal information from unauthorized access, leakage, tampering and loss:

• SSL end-to-end encryption for all website data transmission
• Enterprise-grade firewall and regular server vulnerability scanning
• Password encrypted storage, strict internal staff data access permission control
• Regular data backup and encrypted cloud storage
• Annual information security training for all internal sales & technical employees

8. Policy Update & Revision

We reserve the right to update this Privacy Policy according to international data protection law revisions and business adjustment. The updated version will be published on this page with a new "Last Updated" date. We suggest you check this page regularly. Continued use of our website after revision takes effect represents your recognition of new policy rules.