Guide to De Minimis Thresholds and Import Duties by Country (2025)
When importing goods internationally, it's important to understand each country's de minimis threshold—the value below which products can be imported without paying duties. This directly...
Countries We Ship To: Global Shipping Information
We Support Shipping to Multiple Countries Across the Globe At RockZ Sourcing Hub, we are proud to offer international shipping to a wide range of...
Estimated Delivery Time and Shipping Cost
After you place an order, we typically require 1-4 business days to process your order, and the specific transit time will depend on the country...
What Certifications Can We Provide?
We can provide certification from either GIA (Gemological Institute of America) or a Chinese geological testing institution. Please note that certificates issued by Chinese geological...
How We Grade Natural Crystals
How We Grade Natural Crystals: Understanding the A, A+, A++, and B System The grading of natural crystals is not a standardized system across all...
Is Our Crystal Rough Sourcing Ethical?
At RockZ_Natural Crystal Quartz Wholesaler, we understand that ethical sourcing is a critical aspect of responsible business practices. As crystal enthusiasts and suppliers, it’s important...
Worried About Duties? Read This
With DDP shipping, the logistics carrier is responsible for paying the import customs duties on your behalf, so you will not be charged again upon...