Service Delivery Information

서비스 제공 기간 안내

1. Service Type

SUNNY ENGINEERING provides digital content delivery service (디지털 콘텐츠 제공 서비스). Our products are CAD files in STEP format that are delivered electronically through our platform.

Product Characteristics:

  • Format: STEP (.step, .stp) files
  • Delivery Method: Electronic download
  • Product Type: 3D CAD models of industrial equipment parts
  • File Size: Varies by product (typically 1-50 MB)

2. Delivery Timeline

Immediate Delivery (즉시 제공)

Files are available for download immediately after payment is successfully processed.

Standard Processing Time: 0-5 minutes

Payment Confirmation: Automatic via PortOne payment gateway

Download Access: Instant upon payment verification

Delivery Process:

  1. Customer completes payment through secure payment gateway
  2. Payment is verified and confirmed (typically within 1-3 minutes)
  3. System generates unique download link
  4. Download link is sent to customer's registered email
  5. Customer can immediately download from:
    • Payment success page
    • Email download link
    • Profile → Downloads section

3. Download Availability

Download Link Validity

  • • Valid: Permanent
  • • No expiration date
  • • Accessible anytime from your profile

Download Limit

  • 1 download per purchase
  • • Cannot re-download after first download
  • • Save file immediately after download

4. Delivery Confirmation

According to Korean Electronic Commerce Act, delivery is considered complete when:

  • Download link is successfully sent to customer's email address
  • Customer successfully downloads the file
  • File is accessible and can be opened by customer

5. Service Availability

Download Service Hours:

24/7 Service: Download links are available 24 hours a day, 7 days a week.

Note: Scheduled maintenance may occasionally affect service availability. Users will be notified in advance of any planned downtime.

6. Delayed Delivery

In rare cases, delivery may be delayed due to:

  • Payment Verification Issues: Additional verification required by payment processor
  • System Maintenance: Scheduled or emergency maintenance
  • Technical Errors: Server or network issues

Maximum Delay Period: If delivery is delayed beyond 24 hours, customers are entitled to:

  • Full refund
  • Compensation as per Korean Consumer Protection Law

7. Delivery Failure & Support

If you do not receive your download link within 10 minutes of payment:

  1. Check your spam/junk email folder
  2. Verify the email address in your account settings
  3. Log in to your profile and check the "Downloads" section
  4. Contact customer support if the issue persists

Customer Support Response Time:

  • • Email: Within 2-3 business days
  • • Urgent Issues: Within 24 hours
  • • Business Hours: Monday-Friday, 9 AM - 6 PM KST

8. File Accessibility Requirements

To download and use our products, you need:

  • Internet Connection: Stable connection for file download
  • Storage Space: Sufficient space to save downloaded files
  • CAD Software: Compatible software to open STEP files (e.g., SolidWorks, AutoCAD, Fusion 360, FreeCAD)
  • Email Access: Active email account to receive download links

9. Post-Delivery Support

After delivery, we provide support for:

  • File Integrity Issues: If file is corrupted or cannot be opened
  • Wrong Product: If delivered product differs from order
  • Technical Problems: Download errors or access issues

Support must be requested within 7 days of purchase. See our Return & Refund Policy for details.

10. Legal Compliance

Our service delivery policy complies with:

  • Act on Consumer Protection in Electronic Commerce (전자상거래 등에서의 소비자보호에 관한 법률)
  • Electronic Transactions Basic Act (전자거래기본법)
  • Framework Act on Consumers (소비자기본법)

11. Contact Information

For delivery-related inquiries:

Business Name: SUNNY ENGINEERING

Business Registration: 353-56-00541

Email: tklee97twin@naver.com

Phone: +82-10-9819-0323

Address: Incheon, South Korea

This service delivery information is provided in accordance with Korean Electronic Commerce Act Article 13.

Service Delivery Information | SUNNY ENGINEERING | SUNNY ENGINEERING