Frequently Asked Questions (FAQs)

Hong Kong Great Union Technology Co., Limited
📞 Tel: 64687420 | 📍 Address: RM03, 24/F, Ho King Comm CTR, 2-16 Fayuen ST, Mongkok, Kowloon, Hong Kong
📧 Email: wuhaibin0038@outlook.com


1. What types of products do you offer?

We specialize in fine gemstones, precious metals, luxury watches, and jewelry. Our collection includes natural diamonds, colored gemstones, gold and silver items, and both modern and vintage timepieces.


2. Are your gemstones and jewelry certified?

Yes, all our gemstones and jewelry are sourced from reputable suppliers and come with appropriate certifications for authenticity and quality.


3. Can I request custom jewelry designs?

Absolutely. We offer custom design services for engagement rings, necklaces, bracelets, and more. Contact us with your ideas, and our team will assist you through the design process.


4. Do you provide international shipping?

Yes, we ship internationally. All items are carefully packaged and insured to ensure safe delivery to your location.


5. How do I place an order?

You can place an order by contacting us via email at wuhaibin0038@outlook.com or by calling 64687420. We will guide you through the process and provide payment and shipping details.


6. What payment methods do you accept?

We accept major international bank transfers and selected online payment platforms. Please contact us for specific payment instructions based on your region.


7. What is your return and refund policy?

Due to the high-value nature of our products, returns are only accepted in cases of damage or authenticity concerns, and must be requested within 7 days of receipt. Please contact us directly to initiate a return.


8. Can I visit your office or showroom?

Visits are available by appointment only at our office in Mongkok, Kowloon. Please contact us in advance to schedule a visit.


9. Do you offer wholesale or B2B services?

Yes, we welcome business inquiries for wholesale partnerships. Please contact us with your business details and product requirements.


10. How can I get in touch for further inquiries?

Feel free to reach out via email at wuhaibin0038@outlook.com or call us at 64687420. We’re happy to assist you with any questions or special requests.